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 R - Elementary Algebra Review - R.2 Equations, Inequalities, and Problem Solving - R.2 Exercise Set: 35

Answer

$p=2q-r$

Work Step by Step

Using the properties of equality, in terms of $ p ,$ the given expression, $ q=\dfrac{p+r}{2} ,$ is equivalent to \begin{array}{l}\require{cancel} 2q=p+r \\\\ 2q-r=p \\\\ p=2q-r .\end{array}
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