Answer
$x=2$
Work Step by Step
LCD$=x+7$, thus multiplying both sides by the LCD: $(x+7)(1-\frac{4}{x+7})=(x+7)\frac{5}{x+7}\\x+7-4=5\\x+3=5\\x=2$
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 6 - Section 6.6 - Rational Equations - Exercise Set - Page 462: 13
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