#### Answer

$-\frac{2}{x+4}$

#### Work Step by Step

By inspection, we see that there is a common denominator of $(x+4)$. Therefore, we obtain:
$\frac{8}{x+4}-\frac{10}{x+4}$
=$\frac{8-(10)}{x+4}$
=$\frac{8-10}{x+4}$
=$\frac{-2}{x+4}$
=$-\frac{2}{x+4}$

Published by
Cengage Learning

ISBN 10:
1285194055

ISBN 13:
978-1-28519-405-9

$-\frac{2}{x+4}$

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