Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 7 - Section 7.5 - Solving Equations Containing Rational Expressions - Exercise Set: 47

Answer

w = $\frac{Bh^{2}}{705}$

Work Step by Step

B=$\frac{705w}{h^{2}}$ $B$ ($h^{2}$) = ($h^{2}$)$\frac{705w}{h^{2}}$ $B$$h^{2}$ =705w ...(Since $\frac{h^{2}}{h^{2}}$ = 1) $\frac{Bh^{2}}{705}$ = $\frac{705w}{705}$ = w ...(Since $\frac{705}{705}$ = 1) Thus, w = $\frac{Bh^{2}}{705}$
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