Combining Like Terms and Solving Two-Step Equations

2g+ 5g − 6 = 43 

• 7

• 3

2n + 6n + 7 = 31

• 2

• 4

4k + 63 + 3k = 84

• 3

• 1

5x + 10 - x = 46

• 10

• 9

2m + 6m = 32

• m = 8

• m = 4

• m = -4

• m = -8

5x - 4 + 2x = 3

• 1

• 2

• 3

• 4

Solve for x:

-16 + 3n + n + 2 = 3n + 2n + 1

What is a simpler way to write this equation?

• 6h + 2h = 50

• 8h = 50

• 6h - 3 + 2h = 53

• 8h - 3 = 53

Solve     -20 = -4x - 6x

• x = -2

• x = 10

• x = 2

• x = -10

Solve: 2x - 3 + 4x = 27

Mathematical Equivalence

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