Solving Equations by Division

What is the inverse of addition?

• addition

• subtraction

• multiplication

• division

What is the inverse of subtraction?

• addition

• subtraction

• multiplication

• division

What is the inverse of multiplication?

• addition

• subtraction

• multiplication

• division

What is the inverse of division?

• addition

• subtraction

• multiplication

• division

Why do you have to do the same thing to both sides of an equation when solving for the variable?

• To maintain equality

• Because it's fun

• You don't have to

• To keep both sides balanced

• add 5 to both sides

• subtract 5 from both sides

• multiply both sides by 5

• divide both sides by 5

• add 8 to both sides

• subtract 8 from both sides

• multiply both sides by 8

• divide both sides by 8

• add 7 to both sides

• subtract 7 from both sides

• multiply both sides by 7

• divide both sides by 7

• add 9 to both sides

• subtract 9 from both sides

• multiply both sides by 9

• divide both sides by 9

• add 3 to both sides

• subtract 3 from both sides

• multiply both sides by 3

• divide both sides by 3