Answer
{$-\frac{2}{5}$}
Work Step by Step
We are given the equation $3x+7=9+8x$. In order to solve, first subtract 9 from both sides.
$3x-2=8x$
Subtract 3x from both sides.
$5x=-2$
Divide both sides by 5.
$x=-\frac{2}{5}$
Intermediate Algebra (12th Edition)
by Lial, Margaret L.; Hornsby, John; McGinnis, Terry
Published by
Pearson
ISBN 10:
0321969359
ISBN 13:
978-0-32196-935-4
Chapter 1 - Summary Exercises - Reviewing a Chapter - Solving Linear and Absolute Value Equations and Inequalities - Page 122: 4
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