Answers to page 74 #22-31

2.5: Solving Equations by Multiplying or Division

Remember:Dividing means multiplying by the

inverse!

The Multiplication and Division Properties of Equality

How the Multiplication Property of Equality (MPoE) Works

How to Solve an Equation using Multiplication

• Use the Multiplication Property of Equality to Simplify the Equation.

How to Solve an Equation Using Division

• Use the Division Property of Equality to simplify the equation.

Try It Yourself

Using the MPoE to solve an equation with a rational coefficient.

*Reciprocal means the same thing as Inverse.

Multiply by the inverse to solve.