Answer
$x=-2,y=-3$
Work Step by Step
Adding twice the first equation and the second equation we get: $7y=-21\\y=-3$
Then plugging this into the first equation we get: $x+5(-3)=-17\\x-15=-17\\x=-2$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 9 Quadratic Relations and Conic Sections - Prerequisite Skills - Page 612: 12
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