Algebra: A Combined Approach (4th Edition)

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

Chapter 2 - Section 2.1 - The Additon Property of Equality - Exercise Set: 28

Answer

x = -2

Work Step by Step

-2(x - 1) = -3x Apply distributive property: -2(x) - 2(-1) = -3x -2x + 2 = -3x Add 3x to both sides: x + 2 = 0 Subtract 2 from both sides: x = -2 Check with substitution: -2(-2 - 1) = -3(-2) -2(-3) = 6 6 = 6
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