Answer
x = -1
Work Step by Step
-3x + 1 = -2(4x + 2)
Apply distributive property:
-3x + 1 = -2(4x) - 2(2)
-3x + 1 = -8x - 4
Add 8x to both sides:
5x + 1 = -4
Subtract 1 from both sides:
5x = -5
Divide both sides by 5:
x = -1
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 2 - Section 2.3 - Further Solving Linear Equations - Exercise Set - Page 118: 2
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