Răspunsuri

2014-04-24T18:45:04+03:00
X-2 + x-1 + x + x+1 + x+2 = 50
5x = 50
x=10
Adica cele mai mari 3 sunt: x,x+1 si x+2.
Asta inseamna ca 10,11,12 . Le inmultesti si obti cat trebuie.
2014-04-24T18:47:02+03:00
A+b+c+d+e=50
a+1=b
a+2=c
....=>5a+10=50
40/5
.......