Algebra: A Combined Approach (4th Edition)

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

Chapter 9 - Cumulative Review: 44


$x=3$ $y=4$

Work Step by Step

$-2x+3y=6$ $3x-y=5$ $3x-5=y$ $-2x+3(3x-5)=6$ $-2x+9x-15=6$ $7x-15=6$ $7x=21$ $x=3$ $3x-5=y$ $3(3)-5=y$ $9-5=y$ $y=4$
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