## Elementary Linear Algebra 7th Edition

$y$ = -3 , $x$ = 2
$x$ = -1 - $y$ 3(-1 - $y$) + 2$y$ = 0 -3 - 3$y$ + 2$y$ = 0 $y$ = -3 $x$ = -1 - (-3) $x$ = -1 + 3 $x$ = 2