Answer
$x=7$
$y=\frac{1}{2}$
Work Step by Step
$2x+6y=17$
$2x-10y=9$ $/\times(-1)$
_________________
$2x+6y=17$
$-2x+10y=-9$
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$16y=8$
$y=\frac{1}{2}$
when $y=\frac{1}{2}$...
$2x+6(\frac{1}{2})=17$
$2x+3=17$
$2x=14$
$x=7$
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 - Skill Practice - Page 164: 15
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