Răspunsuri

2014-06-17T00:45:40+03:00
A,a+1,a+2 cele trei numere
a+a+1+a+2/3=25
3a+3/3=25
3a+3=25x3
3a=75-3
3a=72
a=72/3
a=24
a+1=25
a+2=26
cele trei nr sunt 24,25,26
ma=24+25+26/3=75/3=25