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Suma a 3 numere consecutive e 214.Afla numerele.

Răspuns :

a+a+1+a+2=204
1+2=3
204-3=201
201:3=67(a)
67+1=68(a+1)
68+1=69(a+2)
204-3=201
201: 3= 67 (primul numar )
67+1=68 (al doilea numar )
68+1=69 (al treilea numar)