## Algebra 2 (1st Edition)

$x=-4$ and $y=-8$
$3x-y=-4$ $x+3y=-28$ -->$x=-28-3y$ when $x=-28-3y$... $3x-y=-4$ $3(-28-3y)-y=-4$ $-84-9y-y=-4$ $10y=-80$ $y=-8$ when $y=-8$.... $x+3y=-28$ $x-24=-28$ $x=-4$