Equations Review

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Write an equation for the following scenario. Mr. Thomas started out the year with 120 pencils that he bought in packages of 12, but lost 24 of them. Now how many packages of pencils does he have?

12x - 24 = 120

Write an equation for the following scenario. Big Bob's bikes rents bicycles for $5 per hour plus a $12 "up-front" fee. If Jaylon paid Big Bob a total of $37, how many hours did he rent a bike?

5x + 12 = 37

Name the inverse operation that would be used to solve the following equation. d - 1 = 84

addition

inverse operation of subtraction

addition

Name the inverse operations that would be used to solve the following equation. 3x - 12 = 24

addition, division

Name the inverse operations that would be used to solve the following equation. x/2 - 19 = 58

addition, multiplication

Name the inverse operation that would be used to solve the following equation. 6y=54

divison

inverse operation of multiplication

divison

Name the inverse operation that would be used to solve the following equation. n/9=9

multiplication

inverse operation of division

multiplication

Name the inverse operation that would be used to solve the following equation. x + 15 = 32

subtraction

inverse operation of addition

subtraction

-3(2x-4) = 18

x = -1

-9(1-5x) = -(-9x + 9)

x = 0

x - 8 = 2

x = 10

x - 6 = 12

x = 18

x/8 = 3

x = 24

5x - 4 = 11

x = 3

x/3 - 9 = 1

x = 30

10 + 3x = 22

x = 4

Solve the following equation. 5x = 20

x = 4

Solve the following equation. x + 1 = 5

x = 4

x / 2 = 24

x = 48

4(5x + 6) = 49

x = 5

4x - 5 = 19

x = 6

5(x - 2) = 2 + 3x

x = 6

6(x - 5) = 18

x = 8


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