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a fost răspuns

a+b+c=163
(a+b)-c=67
(b+c)-a=37
a?b?c?


Răspuns :


a+b+c=163
a+b-c=67
b+c-a=37
a+b-c+b+c-a=67+37
2b=104
b=52
a+52-c=67    a=15+c
15+c+52+c=163
2c=163-67
2c=96
c=48
a=15+48=63