Răspunsuri

2014-11-10T15:53:50+02:00
Cel mai inteligent răspuns!
2014-11-10T16:13:25+02:00
a + b + c  = 77
      3
41 + 126 + c = 77
         3
167 + c = 77 * 3
c = 231 - 167
c = 64
Verificare: 41 + 126 + 64) : 3 = 231 : 3 = 77
1 5 1