#### Answer

$t=\dfrac{I}{Pr}$

#### Work Step by Step

Divide by $Pr$ on both sides:
$\dfrac{I}{Pr}=\dfrac{Prt}{Pr}
\\\dfrac{I}{Pr}=t
\\t=\dfrac{I}{Pr}$

Published by
Pearson

ISBN 10:
0-13417-894-7

ISBN 13:
978-0-13417-894-3

$t=\dfrac{I}{Pr}$

Divide by $Pr$ on both sides:
$\dfrac{I}{Pr}=\dfrac{Prt}{Pr}
\\\dfrac{I}{Pr}=t
\\t=\dfrac{I}{Pr}$

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