Intermediate Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-894-7
ISBN 13: 978-0-13417-894-3

Chapter 1 - Section 1.5 - Problem Solving and Using Formulas - Exercise Set - Page 68: 55



Work Step by Step

Subtract $D$ on both sides: $T-D=D+pm-D \\T-D=pm$ Divide by $m$ on both sides: $\dfrac{T-D}{m}=\dfrac{pm}{m} \\\dfrac{T-D}{m}=p \\p=\dfrac{T-D}{m}$
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