Answer
$x=20$
Work Step by Step
Step 1. Multiple $20$ on both sides to get $4x+5x=10x-20$
Step 2. We have $x=20$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 3 - Polynomial and Rational Functions - Summary Exercises on Solving Equations and Inequalities - Exercises - Page 382: 6
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