Odpowiedź :
Odpowiedź:
{2(x-y)+3(y-2x)=-18
3(x-y)-2(x-y)=-6
{2x-2y+3y-6x=-18
3x-3y-2x+2y=-6
{-4x+y=-18
x-y=-6
{y=4x-18
x-4x+18=-6
{y=4x-18
-3x=-24 /:(-3)
{y=4x-18
x=8
{y=32-18
x=8
{y=14
x=8
Odpowiedź:
{2(x-y)+3(y-2x)=-18
3(x-y)-2(x-y)=-6
{2x-2y+3y-6x=-18
3x-3y-2x+2y=-6
{-4x+y=-18
x-y=-6
{y=4x-18
x-4x+18=-6
{y=4x-18
-3x=-24 /:(-3)
{y=4x-18
x=8
{y=32-18
x=8
{y=14
x=8