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: 40



Work Step by Step

$-x-5=5$ First add 5 to both sides. $-x=5+5$ $-x=10$ Then multiply both sides by -1. $-x(-1)=10(-1)$ $x=-10$ Check the answer. -(-10)-5=5 10-5=5 5=5
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