Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 3 - Section 3.2 - Solving Equations: Review of the Addition and Multiplication Properties - Exercise Set: 42



Work Step by Step

$x-63=10x\rightarrow$ subtract x from both sides $x-63-x=10x-x\rightarrow$ simplify $-63=9x\rightarrow$ divide both sides by 9 $-63\div9=9x\div9\rightarrow$ simplify $-7=x$
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