Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Section P.7 - Equations - Exercise Set - Page 106: 36

Answer

$r=1-\frac{C}{S}$

Work Step by Step

$S = \frac{C}{1-r}$ $S(1-r)=C$ $1-r=\frac{C}{S}$ $r=1-\frac{C}{S}$
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