Răspuns :
{ 3x-2y =12 |2
{ 5x+4y=-2
{6x-4y=24
{5x+4y=-2
11x /=22
x=2
3*2-2y=12
-2y=12-6
-2y=6
y=-3
{ 5x+4y=-2
{6x-4y=24
{5x+4y=-2
11x /=22
x=2
3*2-2y=12
-2y=12-6
-2y=6
y=-3
{ 3x-2y =12 |2{ 5x+4y=-2
{6x-4y=24{5x+4y=-211x /=22x=2
3*2-2y=12-2y=12-6-2y=6y=-3 NU stiu sigur,cred
{6x-4y=24{5x+4y=-211x /=22x=2
3*2-2y=12-2y=12-6-2y=6y=-3 NU stiu sigur,cred