Răspuns :
15+24+35=74
295+74=369
369/3=123
123-15=108
123-24=99
123-35=88
PROBA
108+99+88 =295
A+b+c=295
A+15=b+24=c+35 => A=C+35-15 => A=C+25
Iar b=c+35-24=c+9
Inlocuim in prima egalitate c+25+c+9+c=295
3c+34=295
3c=295-34
3c=261
C=261:3
C=87
A=87+25=112
B=87+9=96
112+96+87=295