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 - 2.2 Using the Principles Together - 2.2 Exercise Set: 33

Answer

$x=-6$

Work Step by Step

Using the properties of equality, the solution to the given equation, $ 6+\dfrac{7}{2}x=-15 $, is \begin{array}{l} \dfrac{7}{2}x=-15-6 \\\\ \dfrac{7}{2}x=-21 \\\\ x=-21\cdot\dfrac{2}{7} \\\\ x=-6 .\end{array}
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