#### Answer

$\frac{d-b}{c-a}$

#### Work Step by Step

We can calculate the slope by $\frac{x_{2}-x_{1}}{y_{2}-y_{1}}$.
By substituting , we get $\frac{d-b}{c-a}$

Published by
Brooks Cole

ISBN 10:
9781285195698

ISBN 13:
978-1-28519-569-8

$\frac{d-b}{c-a}$

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