Răspunsuri

2014-10-27T17:26:09+02:00
[a+(a+1)+(a+2)+(a+3)+(a+4)]:5=35
5*a+10=35*5
5*a+10=175
5*a=175-10
5*a=165
a=165:5
a=33
numere cautate sunt 33,34,35,36,37
2014-10-27T17:27:35+02:00
N-1 + n + n+1= 35
 
3*n=33

n=11

cele  trei numere sunt 11 12 13
1 5 1