a+b=2016
a:4=c1 => a = 4c1
b:4=c2=> b = 4c2
c1-c2 = 468 => c1 = c2 + 468
a = 4c1 (inlocuiesc c1) => a = 4(c2+468)
Inlocuim in prima relatie
4c2 + 1872 + 4c2 = 2016
8c2 = 144
c2 = 18
b = 4*c2 = 4*18 = 72
c1 = c2 + 468 => c1 = 18+468 => c1 = 486
a = 4c1 => a = 4*486 => a=1944