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MIDDLE SCHOOL

Mathematics (Grade 8)

Expressions & Equations

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Expressions & Equations: Linear Equations

Inverse Operations

Description

Inverse Operations
Introduction

Solving equations often requires finding the value of a variable. To do this, we use inverse operations to undo operations and isolate the variable. Inverse operations help keep equa...

Transcript

Dan got a homework problem to solve the equation 3x + 5 = 20.

To find the value of x, he needed to isolate it by using inverse operations.

Inverse operations are operations that undo or cancel each other. Addition and subtraction are inverse operations of each other.

The same goes for multiplication and division.

In the...