Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Chapter 1 - Linear Functions - 1.1 Solving Linear Equations - 1.1 Exercises: 53

Answer

$d=\frac{301}{10}$

Work Step by Step

$\frac{5}{7}d-\frac{3}{10}=\frac{4}{7}d+4$ $\frac{5}{7}d-\frac{4}{7}d-\frac{3}{10}=4$ $\frac{5}{7}d-\frac{4}{7}d=4+\frac{3}{10}$ $\frac{1}{7}d=\frac{43}{10}$ $d=\frac{43}{10}\times\frac{7}{1}$ $d=\frac{301}{10}$
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