#### Answer

$x=3$ and $y=35$

#### Work Step by Step

$(-2\times9)+(2\times x)+(1\times(-1))=-13$
$-18+2x-1=-13$
$2x=18-13+1$
$2x=6$
$x=3$
$36+2-3=y$
$y=35$

Published by
McDougal Littell

ISBN 10:
0618595414

ISBN 13:
978-0-61859-541-9

$x=3$ and $y=35$

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