Răspunsuri

2014-05-10T11:35:53+03:00
{ 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
2014-05-10T11:42:47+03:00
{ 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