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.