Răspuns :
566-232=334adulti
566-444=122copii
334+122=456adulti si copii
566-456=110tineri
A- Adulti
T- Tineri
C- Copi
A + T + C = 566
C + T = 232
A + T = 444
A + T + C = 566
A + 232 = 566
A = 556 - 232
A = 334
A + T = 444
334 + T = 444
T = 444 - 334
T = 110
T + C = 232
110 + C = 232
C = 232 - 110
C = 122
T- Tineri
C- Copi
A + T + C = 566
C + T = 232
A + T = 444
A + T + C = 566
A + 232 = 566
A = 556 - 232
A = 334
A + T = 444
334 + T = 444
T = 444 - 334
T = 110
T + C = 232
110 + C = 232
C = 232 - 110
C = 122