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: 63


$d_1=tV + d_2$

Work Step by Step

Multiply $t$ to both sides to find: $t \cdot V = t \cdot \dfrac{d_1-d_2}{t} \\tV = d_1-d_2$ Add $d_2$ to both sides to find: $tV + d_2 = d_1-d_2+d_2 \\tV + d_2 = d_1 \\d_1=tV + d_2$
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