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4x-3y=2
y=-8+2x
4x-3(-8+2x)=2
y=-8+2x
4x+24-6x=2
y=-8+2x
-2x=2-24
y=-8+2x
-2x=-22 / :2
y=-8+2x
x=11
y=-8+2*11
x=11
y=-8+22
x=11
y=14
x=11
{4x-3y=2
{-4x+2y=-16
{4x-3y=2
_____________
-y=-14
{y=14
{4x-3y=2
{y=14
{4x-42=2
{y=14
{4x=44
{y=14
{x=11
4x-3y=2
-6x+3y=-24
4x-3y=2
---------------
-6x+4x=-24+2
-2x=-22//:(-2)
x=11
-2x+y=-8
-2*11+y=-8
-22+y=-8
y=-8+22
y=14
x=11
y=14