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MIDDLE SCHOOL

Mathematics (Grade 7)

Expressions and Equations

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Expressions and Equations: Solving Linear Equations

Solving Two-Step Equations

Description

Solving Two-Step Equations

Introduction

A two-step equation requires two inverse operations applied in the correct order to isolate the variable. These equations commonly model real-life situations involving a start...

Transcript

Imagine you are buying identical ‘Pro-Gamer’ passes online for yourself and your friend. You buy two passes, and the website also charges a one-time service fee of $5.50. Your total is $25.50.

You want to find the price of one pass. Let that price be x.

Since the two passes cost 2x and the one-time service fee is $5.50, the total cos...

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