College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 3 - Cumulative Review: 5

Answer

$x=-\frac{7}{2}$ or $x=\frac{1}{2}$

Work Step by Step

We solve using the fact that $|a|=b$ implies $a=b$ or $a=-b$: $|2x+3|=4$ $2x+3=-4$ or $2x+3=4$ $2x=-7$ or $2x=1$ $x=-\frac{7}{2}$ or $x=\frac{1}{2}$
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