Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 7 - Section 7.6 - Radical Equations - Exercise Set: 15

Answer

$x=9$

Work Step by Step

Square both sides to obtain: $2x-5=x+4$ Subtract $x$ and add $4$ on both sides to obtain: $2x-x=4+5 \\x=9$
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