Answer
$x=\frac{\sqrt[4]{10}-7}{2}$
Work Step by Step
$$\log(2x+7)=0.25$$
$$\log(2x+7)=\frac14$$
$$2x+7=10^{\frac14}$$
$$2x+7=\sqrt[4]{10}$$
$$2x=\sqrt[4]{10}-7$$
$$x=\frac{\sqrt[4]{10}-7}{2}$$
College Algebra (11th Edition)
by Lial, Margaret L.; Hornsby John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
0321671791
ISBN 13:
978-0-32167-179-0
Chapter 4 - Review Exercises - Page 469: 55
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