{ 5x -2y =11 {4x - y =4

Question

{ 5x -2y =11
{4x - y =4

Answer 1

{5x-2y=11
{y=4x-4

{5x-2(4x-4)=11
{y=4x-4

{-3x=3
{y=4x-4

{x=-1
{y=-8
ответ:(-1;-8)