Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 2 - Section 2.2 - The Multiplication Property of Equality - Practice: 7

Answer

x = 19

Work Step by Step

-x + 7 = -12 Subtract 7 from both sides: -x + 7 - 7 = -12 - 7 -x = -19 Divide both sides by -1: x = 19 Check with substitution: -19 + 7 = -12 -12 = -12
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