Algebra: A Combined Approach (4th Edition)

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

Chapter 9 - Cumulative Review: 7

Answer

$x=-2, y=-6$ $x=0, y=-5$ $x=10, y=0$

Work Step by Step

$y=\frac{1}{2}x-5$ $x=-2$ $y=\frac{1}{2}(-2)-5$ $y=-1-5$ $y=-6$ $x=0$ $y=\frac{1}{2}(0)-5$ $y=-5$ $y=0$ $0=\frac{1}{2}x-5$ $5=\frac{1}{2}x$ $x=10$
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