x - 2 y + z = 7 ... (1)
2 x + y + z = 2 ... (2)
3 x + 2 y + 2 z = 3 ... (3)
------------------------------
x - 2 y + z = 7 ... (1) (znaci prvu prepises)
(1)+2*(2)=>5x+3z=11...(4)
(1)+(3)=>4x+3z=10....(5)
(4)-(5)=>x=1
Iz (4)=> 5+3z=11
z=2
iz (1)=>1-2y+2=7
y=-2
Resenje (x,y,z)=(1,-2,2)
A mathematician is a blind man in a dark room looking for a black cat which isn't there.
gausov metod - molim vas treba mi pomoc
