#### Answer

$= \frac{x+15}{x+7}$

#### Work Step by Step

$\frac{x+15}{x-3} \div \frac{x+7}{x-3}$
$= \frac{x+15}{x-3} \times \frac{x-3}{x+7}$
$= \frac{x+15}{1} \times \frac{1}{x+7}$
$= \frac{x+15}{x+7}$

Published by
Brooks Cole

ISBN 10:
0-53449-636-9

ISBN 13:
978-0-53449-636-4

$= \frac{x+15}{x+7}$

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