Unit 1 Review

What is the inverse operation of division?

• addition

• subtraction

• multiplication

• division

What is the inverse operation of subtraction?

• addition

• subtraction

• multiplication

• division

What is the inverse operation of multiplication?

• addition

• subtraction

• multiplication

• division

What is the inverse operation of addition?

• addition

• subtraction

• multiplication

• division

x - 62 = 123

How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side.

• Subtract 62 from each side.

• Multiply each side by 62.

• Add 123 to each side.

What is the next step to solve this equation?
-4x + 6 = 10

• Add 6 to both sides of the equation

• Add 10 to both sides of the equation

• Add 4x to both sides of the equation

• Subtract 6 from both sides of the equation

Solve the equation:
-5x = 25

• x = 20
• x = -20
• x = -5
• x = 5

3x - 5 = -26

• x=-21

• x=21

• x=-7

• x=61

Solve the equation.

3x - 2 = x + 10

Mathematical Equivalence

ON

• x = -2

• x = 1

• x = 4

• x = -8