Question

suma a trei ne nat consecutive se imparte la 7 si obtinem catul 24 si R 6.Determinati nr

Answer 1

a+b+c=7·24+6
a+b+c=168+6
a+b+c=174;
⇒a+a+1+a+2=174
⇒3a+3=174
⇒3a=171
⇒a=57;
⇒b=58;
⇒c=59;