c)
1/2x+1/3y=5/6
1/4x-y=-3/4
Rozumiem ze ukladzik ;)
1/2x+1/3y=5/6 /razy 6
1/4x-y=-3/4 / razy 4
3x+2y=5
x-4y= -3 /razy -3
-3x +12y = 9
14y=14
y=1
3x+2=5
3x=3
x=1
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Rozumiem ze ukladzik ;)
1/2x+1/3y=5/6 /razy 6
1/4x-y=-3/4 / razy 4
3x+2y=5
x-4y= -3 /razy -3
3x+2y=5
-3x +12y = 9
14y=14
y=1
3x+2y=5
3x+2=5
3x=3
x=1