Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 2 - Equations, Inequalities, and Problem Solving - 2.3 Formulas - 2.3 Exercise Set - Page 101: 42



Work Step by Step

Using the properties of equality, in terms of $ y $, the given equation, $ 5x-4y=8 $, is equivalent to \begin{array}{l} -4y=8-5x \\\\ y=\dfrac{8-5x}{-4} \\\\ y=-\dfrac{8-5x}{4} \\\\ y=\dfrac{5x-8}{4} .\end{array}
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