a+b+c=966
b=a-233
c=a+b=a+a-233
a+b+c=a+a-233+a+a-233=4a-466
4a-466=966
4a=1432
a=358
b=358-233=125
c=a+b=483
x - pierwszy
x+233 - drugi
x+(x+233)=y
y-trzeci
4x-466=966
4x=1432
x=358
więc drugierownanie bedzie 125 a ostatnie 483
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a+b+c=966
b=a-233
c=a+b=a+a-233
a+b+c=a+a-233+a+a-233=4a-466
4a-466=966
4a=1432
a=358
b=358-233=125
c=a+b=483
x - pierwszy
x+233 - drugi
x+(x+233)=y
y-trzeci
4x-466=966
4x=1432
x=358
więc drugierownanie bedzie 125 a ostatnie 483