Answer
$= \frac{x+15}{x+7}$
Work Step by Step
$\frac{x+15}{x-3} \div \frac{x+7}{x-3}$
$= \frac{x+15}{x-3} \times \frac{x-3}{x+7}$
$= \frac{x+15}{1} \times \frac{1}{x+7}$
$= \frac{x+15}{x+7}$
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
Published by
Brooks Cole
ISBN 10:
0-53449-636-9
ISBN 13:
978-0-53449-636-4
Chapter 7 - Rational Functions - 7.3 Multiplying and Dividing Rational Expressions - 7.3 Exercises - Page 580: 26
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