Answer
$h=\frac{A-2lw}{2l+2w}$
Work Step by Step
Subtract $2lw$ from both sides and factor out $h$. Then divide both sides by $2l-2w$.
$A=2lw+2lh+2wh$ for $h$
$A-2lw=h(2l+2w)$
$h=\frac{A-2lw}{2l+2w}$
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 1 - Equations and Inequalities - Exercise Set 1.3 - Page 135: 72
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