Răspuns :
a+b+c=929
432+(432-281)+c=929
432+151+c=929
583+c=929
c=929-583
c=346
432+(432-281)+c=929
432+151+c=929
583+c=929
c=929-583
c=346
x + y + z = 929
y = 432
z = 432-281 = 151
x + 432 + 151 = 929
y = 432
z = 432-281 = 151
x + 432 + 151 = 929