Rozwiąż równanie:
2x+y+z=17
x+2y+z=14
x+y+2z=13
-------------
4x+4y+4z=44
x+y+z=11
11+z=13
11+y=14
11+x=17
z=2
y=3
x=6
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2x+y+z=17
x+2y+z=14
x+y+2z=13
-------------
4x+4y+4z=44
x+y+z=11
11+z=13
11+y=14
11+x=17
z=2
y=3
x=6