#### Answer

$\frac{1}{5}$

#### Work Step by Step

The student changed the sign of the slope, but they forgot to make it the reciprocal. The correct answer is $\frac{1}{5}$.

Published by
Brooks Cole

ISBN 10:
0-53449-636-9

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

$\frac{1}{5}$

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