Question

Afla termeni necunoscuti .Numerele sunt consecutive

311+x+311+y+311+z+311=1277

Answer 1

x+y+z+1244=1277
x+y+z=33

daca nr sunt consecutive rezulta ca 

y=x+1
z=x+2

deci 

x+x+1+x+2=33
3x+3=33
3x=30
x=10
y=11
z=12