Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 6 - Cumulative Review - Page 479: 14



Work Step by Step

$0.8y+0.2(y-1)=1.8$ $0.8y+0.2y-0.2=1.8$ $1.0y-0.2=1.8$ Adding $0.2$ to both sides, $1.0y-0.2+0.2=1.8+0.2$ $1.0y=2.0$ Divide both sides by $1.0$: $y=2.0$.
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