Answer
$x=-5$ and $y=-3$
Work Step by Step
$2x-3y=-1$
$2x+3y=-19$
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$2x+2x=-20$
$x=-\frac{20}{4}$
$x=-5$
when $x=-5$...
$2(-5)+3y=-19$
$3y-10=-19$
$3y=-9$
$y=-\frac{9}{3}$
$y=-3$
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 3 Linear Systems and Matrices - 3.2 Solve Linear Systems Algebraically - 3.2 Exercises - Quiz for Lessons 3.1-3.2 - Page 167: 10
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