## Introductory Algebra for College Students (7th Edition)

Published by Pearson

# Chapter 2 - Section 2.3 - Solving Linear Equations - Exercise Set - Page 141: 2

#### Answer

x=$\frac{1}{2}$

#### Work Step by Step

$4x+8x-2x=20-15$ $12x-2x=20-15$ $10x=20-15$ $10x=5$ $x=\frac{5}{10}$ $x=\frac{1}{2}$ Check the answer. 4($\frac{1}{2}$)+8($\frac{1}{2}$)-2($\frac{1}{2}$)=20-15 2+4-1=20-15 6-1=5 5=5

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