-y = 11 - 5x
-10x-2(11-5x)=-22
-10x-22+10x=-22
-10x+10x=-22+22
0=0
x=0
-y=11-5*0
y=-11
ответ: x = 0 , y = -11
-y = 11 - 5x
-10x-2(11-5x)=-22
-10x-22+10x=-22
-10x+10x=-22+22
0=0
x=0
-y=11-5*0
y=-11
ответ: x = 0 , y = -11