Answer
$16$
Work Step by Step
Simplify. $ \sqrt{2x+4}=6$
Take square on both sides.
we have, $ (\sqrt{2x+4})^2=(6)^2$
or, $2x+4=36 \implies 2x=36-4$
Thus, $x=16$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 7 - Review Exercises - Page 577: 80
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