Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 2 - Section 2.2 - The Multiplication Property of Equality - Exercise Set - Page 130: 27



Work Step by Step

$2x-12x=50$ First combine the like terms. $(2-12)x=-10x=50$ Then divide both sides by -10. $\frac{-10x}{-10}$=$\frac{50}{-10}$ $x=-5$ Check the answer. 2(-5)-12(-5)=50 -10-(-60)=50 -10+60=50 50=50
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