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aflati nr a b c stiind ca:
2a=124
b>c de 3 ori
a+b+c=198


Răspuns :

b = 3c
a = 124: 2 = 62
inlocuiesti in ultima ecuatie
62 +3c +c = 198
4c = 198 - 62
4c = 136
c = 136:: 4 = 34