Answer
$56/w$
Work Step by Step
We use the equation for area:
$$ A = wl \\ 56 = wl \\ l = 56/w$$
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 7 - Algebraic Fractions - 7.4 - Addition and Subtraction of Algebraic Fractions and Simplifying Complex Fractions - Problem Set 7.4 - Page 300: 70
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