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Algebra: Combine Like Terms Version 2 Answer Key

Directions: Solve each equation.

1.)    - 9 - 2x + x = - 13



answer: x = 4

2.)    7x - 5 - 5x = 13



answer: x = 9

3.)    124 = 4x + 6x + 4



answer: x = 12

4.)    4x + 3 - 2x = - 21



answer: x = -12

5.)    - 9 + 4x - 6x = 1



answer: x = -5

6.)    70 = 2x + 7x - 2



answer: x = 8

7.)    - 6x - 6 + 5x = - 9



answer: x = 3

8.)    -1 + x + 7x = - 81



answer: x = -10

9.)    - 7x + 3 - 4x = 124


x = -11


10.)    8 + 3x - 2x = 18



x = 10

11.)    92 = 5x + 2x + 8



x = 12

12.)    - 85 = 5x + 2x - 1



x = -12

13.)    - 25 = - 7x + 4x + 8


x = 11


14.)    4x + 2 + 7x = 101


x = 9


15.)    4x - 9 + 2x = 3



x = 2

16.)    0 = 2x - 4x - 10



x = -5


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