a + b + c = 3053
a = (b/2) × 3 + 5 = 3b/2 + 5
c = (b/4) × 5 + 3 = 5b/4 + 3
3b/2 + 5 + b + 5b/4 + 3 = 3053
Inmultim cu 4
6b + 20 + 4b + 5b + 12 = 12212
15b = 12212 - 32 = 12180
b = 12180:15 = 812
a = 3 × 812/2 + 5 = 3 ×406 + 5 = 1223
c = 3053 - 812 - 1223 = 1018