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: 41

Answer

$y=-4$

Work Step by Step

$y-20=6y\rightarrow$ subtract y from both sides $y-20-y=6y-y\rightarrow$ simplify $-20=5y\rightarrow$ divide both sides by 5 $-20\div5=5y\div5\rightarrow$ simplify $-4=y$
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