Combining Like Terms and Two Step Equations

3n + 4 = 7 

• 1

• -1

• 3.67

• 2

Simplify the expression: 3x + 2x

• 5x

• x

• 6x

• 5

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

Simplify the expression: 7v + 2 + 12 + 2v

• 23

• 23v

• 9 + 14v

• 9v + 14

What is a simpler way to write this equation?

• 6h + 2h = 50

• 8h = 50

• 6h - 3 + 2h = 53

• 8h - 3 = 53

Solve: 2x - 3 + 4x = 27

Mathematical Equivalence

ON

Solve     -20 = -4x - 6x

• x = -2

• x = 10

• x = 2

• x = -10

What is the first step you should take to solve this problem?

1 + 4n - 6n = 1 - 8n

• subtract 8n to both sides

• multiply 6n to both sides

• combine the like terms 4n + -6n

• add 1 to both sides

2m + 6m = 32

• m = 8

• m = 4

• m = -4

• m = -8

5x - 4 + 2x = 3

• 1

• 2

• 3

• 4