numarul total de animale
|____________|____________|
pasari
|____________|
rest 1 |____|____|____|
ovine
|____|
rest 2 |____|____|
vaci
|____|
rest 3 |_|_|_|
vitei
|_|_|
rest 4 |_| cai 164
164 × 2 = 328 (vitei)
164 × 3 = 492 (vaci)
492 (ovine)
492 × 3 = 1 476 (pasari)
r + g + G = 1 476
g = r + 1
G = r + 2
r + r + 1 + r + 2 = 1 476
3 × r = 1 476 - 3
3×r = 1 473
r = 1 473 : 3
r = 491 (rate)
491 + 1 = 492 (gaini)
491 + 2 = 493 (gaste)