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2014-10-02T12:40:44+03:00
A+b+c=163
a+b-c=67
a+b=67+c inlocuim  sus
67+c=c=163
2c=163-67
2c=96
c=48
b+c-a=37
b+c=37+a inlocuim sus
a+a+37=163
2a=163-37
2a=126
a=63

63+b+48=163
b=163-63-48
b=52

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