Answer (1 of 15): People are giving the right answer, but with no explanation. Suppose the original value is 750 and the new value is 590. x - 8 = 9: A number divided by 11 is 4. x/11 = 4: Seven more than three times a number is 19. Six times a number is at least four less than eight times the number if x represents the number which will help find the number. 3 more than 5 times the number of dogs 6. If the larger of the two numbers is 9 less than twice the smaller, find the two numbers. A number . 6. SURVEY . Twelve times a number decreased by nine is the same as nine times the number increased by six. 3(x - 2) C. 3x + 2 D. 2(x + 3) E. 3x - 2 Match the verbal phrase and the expression . Let us reverse the digit. * "Of" - multiply * "And" - add * "More than" - add * "Less than" - subtract (be sure to work backwards, so you do (2nd number) - (. The sum of the digits of a two digit number is 9. Three more than a number _____ 8. Exercise 30(Solution on p. A certain number decreased by two _____ 5. Find the number. write a function that represents the . If x is 6, then the expression has a value of 15. the square of five Answers 5² 2.) ( Lesson 18, Question 6 .) Step 2: Find two verbal expressions for the same value. If this is part of a problem, say twice a number x is 6, then we can rewrite algebraically as 2x=6; dividing both sides by 2 yields x=3 . # 17 A number times four is twice the number minus two SPEEDY MATH: You Can Do It! If the percentage is negative, it means there was an increase and not an decrease. Multiply by 100 to get percent decrease. 2x+1: 5. the product of two numbers x times y multiply x and y xy: 6. the difference between 5 times a number and 2 times the . 9 times a number a c. 6 times a number c , minus 5 d. A number m divided by m , plus 89 e. The The table shows the balance of a money market account over time. So, sum of the digits = 7. Solution: Example 14. Answer provided by our tutors four times the sum of the number and eight = 16. four (sum of number and eight) = 16. This increase or decrease is generally expressed as a percent and called the percent change. Solution : Let "xy" be the required number between 10 and 100. 2 5. 2x - 3 B. 2 8. Volume 27, Number 9—September 2021. Solution. When the number of decreased by 54, the digits are reversed. Step 1: Assign a variable to the unknown quantity. Ten times. If one-half of a certain number is added to one-third of the same number, the result is 10. Let the number at the ten's place be x and that at the one's place be y. Half a number x decreased by 3. Then, adding 5 with K should be 9. Three times a number increased by four is subtracted from two times the same number. Another question on Mathematics. xy = 5(x+y) 10x + y = 5x + 5y Find the number. If 13 is added to a number and the sum is multiplied by 3, the result is 7 times the number decreased by 9. Verified by Toppr. Exercise 28(Solution on p. 5x + 4 = 35: Eight less than nine times a . 11% Decrease Calculator This easy and mobile-friendly calculator will calculate a 11% decrease from any number. Solution: Example 16. Six times a number x less than four. two less than the quotient of a number cubed and four, increased by eight; 2 minus StartFraction n cubed Over 4 EndFraction + 8 six times the difference of five and a number squared; 6 (n squared minus 5) three more than the quotient of nine and a number cubed, decreased by two; 3 + StartFraction 9 Over n cubed EndFraction minus 2 twice . To complete this translation, we can break the given phrase down into three parts: I: ten 10 II: plus + III: a number x Now, you can translate ten into 10, plus into an addition sign, and a number into a variable leaving you with: ten plus a number 10 + x Tip #2: More Than/Less Than 9. IS, equals, is equal to Substitute with equal sign. Try It 2.30. . verified. Q. Kendra's math teacher assigned math homework, but Kendra decided to do 5 extra problems. 9. (a) 5 added to a number is 9. Twice a number decreased by three _____ 9. For linear plots, multiply this number by any time difference to get the percentage change between the two times. That is 5 + K = 9. 2) the difference of Three and a number 2) A) 3 x B) 3 - x C) x - 3 D) 3 x 3) Negative nine decreased by 3 times a number 3) A) 9 - 3 x B) - 9 - 3 x C) - 9 + 3 x D) 9 + 3 x 4) The quotient of 34 and the product of a number and -9 4) A) 34 x - 9 B) -306 x C) 34-9x D)-9x 34 5) Fourteen subtracted from a number 5) A) 14 - x B) 14 x - 14 C) x 14 D . What is the number? The sum of four times a number and two is fourteen. The first step in increasing a number by a percentage is to convert the percent to a decimal. Exercise 11.5. The sum of the digits of a two digit number is 12. twice a number x added to 10 = 2x + 10. a number n decreased by five = n - 5. a number and multiplied by 7 = 7y. * Since 3 times of the number i.e. The easiest way to do this is move the decimal point two points to the left. Now, this entire quantity 3x 4 needs to be subtracted from "two times the same number". Divide that amount by the absolute value of the starting value. If you have a calculator with a percent key (%), enter your number and press % to convert the . 8 x + 5 = x + 26. x + 15 = 62: Eight less than a number is nine. Which of the following expressions represents all the possible values of the number? Exercises I. This is different from addition in Example 1. 8. x = -16/4 . 4x = 16 - 32 . If 9 be added to it the digits are reversed. This is a % change calculator. Let's consider a number as 'K'. Find the numbers. Just type into the box and your calculation will happen automatically. Exercise 11.5. 2 Two, two times, twice, twice as much as, double 2 Twice z 2z y doubled 2y Multiplication by ½ Half of, one-half of, half as much as, one-half times 1 2 Half of u u 2 one-half times m 1 2 m Geometry Problems Concept Word Expression Algebraic Expression Area of a square Side Squared A = s2 Perimeter of a square Four times the side P = 4s 19) Six less than twice a number x is four 20) Four more than the product of 2 and a 21) Nine times a number decreased by four 22) Two less than the quotient of 15 and a number 23) Five times the sum of six and some number 24) The quotient of 7 and d decreased by 9 25) Twice the difference of y and three 26) The difference of 9 and the quotient . A number is 12 more than the other. When seven times a number is decreased by two times the number, the result is negative one. 19) Six less than twice a number x is four 20) Four more than the product of 2 and a 21) Nine times a number decreased by four 22) Two less than the quotient of 15 and a number 23) Five times the sum of six and some number 24) The quotient of 7 and d decreased by 9 25) Twice the difference of y and three 26) The difference of 9 and the quotient . Example 13 The sum of a two-digit number and the number obtained by reversing the digits is 66. Match each phrase with an expression. 23. 4 3 x + 12 = 5. 23f 9. 15 less than a number squared 5. b. The process of writing this as an algebraic equation has two parts: forming the base equation and determining what operation to perform on the base equation. n + 7 > 15. 2. 7.) The sum of the two digits = 9; On interchanging the digits, the resulting new number is greater than the original number by 27. A number decreased by 2: n - 2: A number subtracted from 2: 2 - n: Seven times a number decreased by 10: 7n - 10: The difference between 10 and 7 times a number: 10 - 7n: A number increased by 7 divided by 10 (n+7)/10: The product of 7 and the sum of a number and 10: 7(n+10) Five less than a number: n - 5: Five times the sum of a number and 2 . Solve for y: x + y = 12. 1 Answer Alan P. Oct 21, 2016 The number is 11 Explanation: If we represent the number by n then 9 times the number is 9n and ( 9 times the number) diminished by 4 is 9n − 4 We are told XXX9n − 4 = 95 If we add 4 to both sides, we get XXX9n = 99 then, dividing both sides by 9 XXXn = 11 Answer link Multiply 0.213 by 100 to get 21.3 percent. Correct option is A) Number of terms(n)= 9. Twice a number is decreased by 9, and this sum is multiplied by 4. A number increased by 13 x + 13 5 less than 10 10 - 5 A number decreased by 7 x - 7 Difference between x and 3 x - 3 Difference between 3 and x 3 - x Twice a number 2x Ten percent of x 0.10x Ten times x 10x Quotient of x and 3 x/3 Quotient of 3 and x 3/x Five is three more than a number 5 = x + 3 The product of 2 times a number is 10 The percent decrease would be calculated as follows: [(1,445 - 1,300)/1,445] * 100; 0.10 * 100 = 10 percent decrease; Closely related topics. Solution: (a) The given statement is 5 added to a number is 9. Thus "twice a number x" can be written symbolically as 2x. (Two digit number) "A number between 10 and 100 is five times the sum of its digits" From the information above, we have. Solution : Sum of numbers m and n = m + n. Decreased by their product = -mn Sum of numbers m . The product of a number and 3 n ÷ 3 The quotient of 3 and a number 4p 4 times a number n ⋅ 3 A number divided by 3 2m Twice a number 3 ÷ n 2 ACTIVITY: Words That Imply Multiplication or Division Exercise 29 ourF times a number minus twenty-nine is eleven. 3 subtracted from a number is equal to 12. c. 5 times a number decreased by 2 is 4. d. 2 times the sum of the number x and 7 is 13. x + 12 = 40: A number increased by fifteen is sixty-two. Transcript. the opposite of a number Answers -x 4.) A number added to four _____ 10. Your Turn: 1. 10. Medium. Number is of the form Let Digit at Units place = y & Digit at Tens place = x Given that (Number) + (Reversed Number) = 66 (10x + y) + (10y + x . If the number is decreased by 18, its digits get reversed. If the digits are reversed, the new number decreased by 2, equals twice the original number. Write the expression/equation then check the answer. x ≤ 6 Mathematics, 21.06.2019 17:30. For non-linear plots, just replace the larger number with your equation and solve . b. n + 9 < 30. the difference of The difference of a number and three X - 3 less Nine less a number 9 - X decreased by A number decreased by twelve X - 12 subtracted from Six subtracted from a number X - 6 Multiplication ( x ) times Eight times a number 8x the product of The product of fourteen and a number 14x twice; double Twice a number; double a . If a number is divided by 9, the result is 12. To decrease a number by a specific percentage, you can use a formula that multiplies the number by 1 minus the percentage. The product of six and a number x decreased by four. Susan starts work at 4:00 and Dee starts at 5:00. Twice the number decreased by 22 is 48. Answer by Edwin McCravy (19097) ( Show Source ): You can put this solution on YOUR website! Suppose the sum of two numbers is 12. # 16 Three-fifths of a number is equal to fifty-four SPEEDY MATH: You Can Do It! 16x + 5 Exercise 27 enT times a quantity increased by two is nine. When eight times a number is increased by five, the result is equal to the original number plus twenty-six. The product of 5 and y added to 3 7. Question 10 : Write the algebraic expressions for the following : Sum of numbers m and n decreased by their product. six less than half of a number Answers x/2 - 6 or .5x - 6 B. How to Calculate Percentage Decrease. They both finish at the same time. x = 11 3. The sum of four and a number P. _____ 11. If twice a number is equal to 68, find the number. Then the digit of tens place will be = (9 - x) Thus the two-digit number is 10(9 - x) + x. 99) a number decreased by 6 is 46 100) the product of m and 10 is equal to 16 101) 5 less than y is equal to 8 102) the sum of a number and 9 is 7 103) the sum of n and 6 is equal to 13 104) 9 less than t is equal to 6 105) the difference of a number and 10 is 9 106) 12 more than n is equal to 45 10. equals . 1.) If 6 times a number is decreased by 6, the result is the same as when 3 times the number is increased by 12. : Write an equation for exactly what it says 4(2n - 9) = 10n - 8 8n - 36 = 10n - 8-36 + 8 = 10n - 8n-28 = 2n n = n = -14:: See if that works in the original equation pop culture—to talk about how much an amount has increased or decreased over a certain period of time. This calculator will be most commonly used when there is an "old" and . If 3 times a number is increased by 22, the result is 14 less than 7 times the number. Solution: Example 16. 8. Decreased by 3 = - 3. six times a number Twice a number diminished by five Two third of a number is decreased by 11 Five times the sum of n and seven n + 5 50 n 5 number Six less than a The quotient of fifty and five more than a number 3n - 8 Seven more than one-half a number 5(n + 7) 2n - 5 (6n - 3)2 1 7 2 n Three times a number minus eight The sum of six and . 5x - 16 2. 8. Answers: 1 Show answers. 250%. Total Deaths Reported. [Example 1] one more than twice a number [Solution] 2 x+1 or 1+2 x[Example 2] one less than twice a number [Solution] 2 x-1 Note that 1-2x is incorrect! Just type into the box and your calculation will happen automatically. Example 2: Write an algebraic expression for the math phrase " 10 increased by a number". 12 - x. An algebraic expression is a compact way of describing mathematical objects using a combination of numbers, variables (letters), and arithmetic operations namely addition, subtraction, multiplication, and division. Divide 160 by 750 to get 0.213. Five times the larger number is 40 more than 6 times the smaller. 23. The base equation in this problem is "the sum of a number and 5.". The difference between a number and seven is less than zero. A number less negative seven is less than or equal to five. The number (a) 27 (b) 72 (c) 63 (d) 36 Solution: Question 5. As of May 4, 2022, a total of 994,187 COVID-19 deaths have been reported in the United States. Find the number. The sum . increased by a factor of 10 takes 3 to 30. decreased (or reduced) by a factor of 10 takes 30 to 3. Solution: Example 14. Estimating the Impact of Statewide Policies to Reduce Spread of Severe Acute Respiratory Syndrome Coronavirus 2 in Real Time, Colorado, USA. 4 times the number of cows plus 2 times the number of ducks Write a verbal expression for each algebraic expression. If the sum of two numbers is 12 and the first number is x, the other numbers is 12 - x. 4 times a number cubed decreased by 7 4. 1. four times a number, decreased by six 2. the product of two and a number, divided by five 3. seven less than a number 4. the quotient of four and e 5. six times the sum of nine and a number 6. the difference of thirteen and six, multiplied by a number 7. the sum of ten times a number and 12 8. the quotient of 20 and x, increased by seven D. is two times the original median. Which description is paired with its correct expression? 994,187. If x is 2, then the expression 9 + x has a value of 11. Answer. A number between 10 and 100 is five times the sum of its digits. (d) 2 times the sum of the numbers K and 7 is 13. Of course, it is easiest to use our online percentage decrease calculator, but if you want to do the math by hand, it is 100 - 150 / 160 * 100 = 100 - 0.9375 * 100 = 100 - 93.75 = 6.25 percent decrease in body weight. . Then, Number =10y+x. From 10 apples to 20 apples is a 100% increase (change) in the number of apples. Original price of product: Price has been % Final sales price is . _____ 4. . In other words, the three main components of algebraic expressions are numbers, variables, and arithmetic operations. This expression is a numerical expression, (also called an arithmetic expression). Exercise 11.5. . Solution : Half a number x = (1/2) x. In the example shown, the formula in cell E5 is: = C5 * (1 - D5) The results in column E are decimal values with the percentage number format applied. Which equation is represented by the phrase "two times a number, decreased by six equals twelve"? Because 250 is two and a half times 100. 3 x = 54 5. Find the number. So 9 + x is an algebraic expression. A certain number decreased by three _____ 7. SWITCH THE ORDER OF THE TERMS! "3 times the sum of a number and 5" written as an algebraic expression would be 3 (x+5). * Always work backwards. 7. 3. Let us assume the digit of units place = x. 2 14 2 2 = n * divide both sides of the equation by 2 n = 7 . A. Solution: Example 15. Five times a number decreased by nine is equal to twice the number increased by 23. which equation could be used to solve the problem? Nine minus five times a number, x, is no less than 39. The number is (a) 48 (b) 84 (c) 57 (d) 75 Solution: Question 6. According to the given condition, we have. When fourteen is added to two times a number the result is six. You need to be careful. ← Previous Page. (b) 3 subtracted from a number is equal to 12. y=3x (i) a. = How many percentages bigger or smaller is the second number? Two more than three times a number x C A. If a number is divided by 9, the result is 12. Example 2: Translate "a number decreased by eight equals twelve" into an equation and solve. four times a number increased by 2 is the same as three times a number increased by 9 Replace the words "a number" by x four times x increased by 2 is the same as three times x increased by 9 Replace the word "Four" by "4" and the word "three" by "3" Get 1-on-1 help from an expert tutor now. The sum of a number and five more than the number is less than fifteen. This time the expression is the result of solving an equation. Subtract starting value minus final value. 10y + x - ( 10x + y ) = 27 ⇒ 10y + x - 10x - y = 27 Mathematical translate phrases into each verbal phrases. The expression 9 + x represents a value that can change. 4(x + 8) = 16. Find the number. # 15 The quotient of a number and three becomes eleven SPEEDY MATH: You Can Do It! Half a number x decreased by 3 : (x/2) - 3. 4. . If three times a number decreased by 5 equals 82, find the number. the square of five subtracted from a number Answers x - 5² 3.) In a two digit number, the ten's digit is three times the unit's digit. Solution. 3x + 7 = 19: Four more than five times a number is thirty-six. You can check your answer using Omni's percentage decrease calculator. Which algebraic expression shows how many problems Kendra completed? Solution: Example 15. twice a number a divided by three = 2a / 3. five times a number x minus four = 5x - 4. thrice the sum of a number x and six = 3 (x + 6) Medium. Medium. [Example 3] the product of 2 and 3 less than a number [Solution] 2(x-3) The moment you see "product of", you should look for the key word "and", which connects those two . The quotient of a number and 9 3. 8. 24. 12. If twice a number is equal to 68, find the number. 4x + 32 = 16. If three times a number decreased by 5 equals 82, find the number. Calculate a 10% decrease from any number. How many such numbers are there? 1000%. Upon completing Problem 1 at the end of this Lesson, the student will have a firm foundation in the language of percent. Two and a half times. Fill in two values. the sum of two numbers is the same as four times the smaller number.if twice the larger is decreased by the smaller,the result is 30.find the numbers Math Ten less than five times a number is less than six times the number decreased by eight Does this mean 5x-10=-6x-8 math 5 more than a number is 6. Using the letter k as the variable, we can translate the statement above as 10 + k. Tags: Question 18 . 7*x * This implies 7*x-3*x=12 * 4*x=12 or x=3. 300 seconds . 3. twice a number decreased by 9 4. Find the numbers if their sum is 48. Since . C. 4 3. Solution: The first part of the statement, "three times a number increased by four" can be written as 3 three times a number x N is increased by 4 4 or 3x 4. The result is 8 less than 10 times the number. is decreased by 2. This means that an unknown number has been added to 10. Therefore the number is -4. 22. We calculated changes in mobility as a percent decrease in time away from home relative to pre-epidemic baseline: January 29‒February 15 (mean 2.3 hours). Find the number. (c) 5 times a number decreased by 2 is 4. the difference of four times a number and eight is sixteen.find the number. What is the number? 7 3 10. y A number increased by 9 Work with a partner. 2(x+1) 4. twice x plus 1 two times x increased by 1 one more than the product of 2 and a number. D. 3 2. Find the number. 3. two times the quantity found by adding a number to 1 twice the sum of x and 1 the product of 2 with the sum of x and 1. 7. The Percentage Change Calculator (% change calculator) will quantify the change from one number to another and express the change as an increase or decrease. c. n - 7 < 0. If 27 is added to it, the digits of the number get reversed. Separate 84 into two parts such that one part will be 12 less than twice the other. what area does the top of the drum cover? Not at all Slightly Kinda Very much Completely Still have questions? The number is seven. -Punit Kampani Fill in two values. If the digits of the number differ by 2, find the number. The final answer is y+4. Answer (1 of 7): * Let the number be x. Answer provided by our tutors The inequality that will help to find the number is: 6x >= 8x - 4. Algebraically this is written as x + y = 12. A number increased by twelve is forty. The sum of r and 45 is 79. Advertisement Survey Did this page answer your question? % of = Example: 15% of 200 = 30. Mathematics, 20.06.2019 18:04, khalibarnes001. 3*x is subtracted from seven times the number i.e. 9 less than twice a number Which of the following verbal expressions represents 2x + 9? 10% Decrease Calculator. The product of 7 and b is equal to 63. n + 5 = 6 7b = 63 9. 5 added to a number is 9. b. Open in App. x = -4. A number times five is greater than fifteen. What is the change (increase or decrease) from first number to second number? However, today the scale shows that you weigh only 150 pounds and you want to know what percentage increase it represents. As n is odd Median= 2 n + 1 . Twitter. Let the digit in the unit's place be x and the digit in the ten's place be y. Other questions on the subject: Mathematics. Four increased by a certain number _____ 6. . . A25-inch wide drum is used in a marching band. 4. The quotient of x and 7 is equal to 13. the product of nine and y, decreased by 5 Question Title * 4. Find the number. four less than six. 2n = 14 . 4x = 2x - 2. 24. Note: Your browser may print the answers with spaces that are not ment to be there. Let the unknown number = x. ) as per the given statement is 5 added to one-third of the is..., variables, and arithmetic operations firm foundation in the United States our tutors the that. 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Choose the one... < /a > 12 20 apples is a numerical expression, ( also an. //Www.Gigacalculator.Com/Calculators/Percent-Decrease-Calculator.Php '' > the sum of a certain period of time is 2, then the expression a. Themathpage < /a > this expression is a numerical expression, ( also called arithmetic.: price has been % Final sales price is the Impact of Statewide Policies to Reduce Spread of Severe Respiratory... Nine times a number decreased by their product Write a verbal expression the! Solving an equation Do 5 extra problems per the given statement is 5 added to one-third of numbers...

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