Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 2 - Section 2.2 - The Multiplication Property of Equality - Exercise Set - Page 130: 21



Work Step by Step

Multiply both sides of the equation by -1 to isolate the variable. $-x=17$ $-x(-1)=17(-1)$ $x=-17$ Check the answer. -(-17)=17 17=17
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