Question

{x=y-3

2y-x=6

помогите срочно нужно

Answer 1

$left { {{x=y-3} atop {2y-x=6}} right. left { {{x=y-3} atop {2y-(y-3)=6}} right.left { {{x=y-3} atop {2y-y+3=6}} right. left { {{x=y-3} atop {y=3}} right.left { {{x=0} atop {y=3}} right.$

Ответ:0,3