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: 35



Work Step by Step

$-3y-7=-1$ First add 7 to both sides. $-3y=-1+7$ $-3y=6$ Then divide both sides by -3. -3y$\div$(-3)=6$\div$(-3) $y=-2$ Check the answer. -3(-2)-7=-1 6-7=-1 -1=-1
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