Question

Помогите пожалуйста!!!

Answer 1

$left { {{x - 2y= -8} atop {x-3y=-8}} right. left { {{x=2y-8} atop {2y-8-3y=-8}} right. left { {{x=2y-8} atop {y=0}} right. left { {{x=8} atop {y=0}} right.$