#### Answer

r=$\frac{I}{Pt}$
Interest formula

#### Work Step by Step

I=Prt
Prt=I
$\frac{Prt}{Pt}$=$\frac{I}{Pt}$
r=$\frac{I}{Pt}$
The given is the interest formula which means interest equals the product of the principal, the interest rate, and time.

Published by
Pearson

ISBN 10:
0-13417-805-X

ISBN 13:
978-0-13417-805-9

r=$\frac{I}{Pt}$
Interest formula

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