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 - 2.1 Solving Equations - 2.1 Exercise Set: 42

Answer

$x=-10.6$

Work Step by Step

Adding $ -2.8 $ to both sides of the given equation, $ -7.8=2.8+x $, then, \begin{array}{l} -7.8-2.8=2.8+x-2.8 \\\\ -10.6=x \\\\ x=-10.6 .\end{array}
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