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: 49



Work Step by Step

Using the properties of equality, in terms of $ l $, the given equation, $ t=27-\dfrac{1}{4}(w-l) $, is equivalent to \begin{array}{l} 4(t)=4(27)-1(w-l) \\\\ 4t=108-w+l \\\\ 4t-108+w=l \\\\ l=4t+w-108 .\end{array}
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