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: 17

Answer

$x=-4$

Work Step by Step

Using the properties of equality, the value of the variable that satisfies the given expression, $ 2x-7=5x+1-x ,$ is \begin{array}{l}\require{cancel} 2x-5x+x=1+7 \\\\ -2x=8 \\\\ x=\dfrac{8}{-2} \\\\ x=-4 .\end{array}
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