Notam cu a si b cele 2 numere
a : 4 = b : 3 |×12
3×a = 4×b => a = 4b/3
a : 2 + b : 2 = 14 |×2
a + b = 28
inlocuim in ecuatie pe a cu 4b/3
4b/3 + b = 28 |×3
4b + 3b = 84
7b = 84
b = 84 : 7
b = 12
a = 28 -12
a = 16
Verificare:
16:4 = 12:3
4 = 4
16:2 + 12:2 = 14
8 + 6 = 14
14 = 14
a = 16
b = 12
