Answer
$(-8.1, -7.1)$
Work Step by Step
$x+y=-15.2$
$-2x+5y=-19.3$
$x+y=-15.2$
$y=-x-15.2$
$-2x+5y=-19.3$
$-2x+5(-x-15.2)=-19.3$
$-2x-5x-76=-19.3$
$-7x-76=-19.3$
$-7x = (76-19.3)$
$-7x = 56.7$
$-7x/-7 = 56.7/-7$
$x=-8.1$
$x+y=-15.2$
$-8.1+y=-15.2$
$y=-7.1$