Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 6 - Review - Page 405: 74

Answer

$r=\dfrac{A-P}{Pt}$

Work Step by Step

Using the properties of equality, then, in terms of $ r ,$ the given equation, $ A=P+Prt ,$ is equivalent to \begin{array}{l}\require{cancel} A-P=Prt \\\\ \dfrac{A-P}{Pt}=r \\\\ r=\dfrac{A-P}{Pt} .\end{array}
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