Quiz 3: Solving Equations

How do we solve equations?

• commutative property

• inverse operations

• do the operation

• simplify

What is the inverse operation of multiplication?

• subtraction

• addition

• exponents

• division

What is the inverse operation of subtraction?

• addition

• multiplication

• division

• PEMDAS

What would you do first to solve 4d + 7 = 9

• add 7 to both sides

• subtract 7 from both sides

• divide by 4 on both sides

• multiply by 4 on both sides

What would you do first to solve this equation  $\frac{x}{3}$  - 5 = 4

• add 5 to both sides

• subtract 5 from both sides

• multiply by 3 on both sides

• divide by 3 on both sides

How would you rewrite the equation -6 + 3m = 12?

• 3m + 6 = 12

• 3m - 6 = 12

• -3m + 6 = 12

• -3m - 6 = 12

Solve 5g + 9 = 24

• 15

• 3

• 6.6

• 75

Solve 2d - 16 = 12

• 14

• 28

• 15

• 46

Solve  $\frac{m}{2}$  - 8 = 5

• 26

• -6

• 6.5

• 13

Solve  $\frac{w}{-5}$  + 7 = 10

• -15

• 15

• 3

• -85