Răspuns :
a+b+c=30505
b=821+a
c=603+b=603+821+a=1424+a
a+821+a+1424+a=30505=>3a+2245=30505=>3a=30505-2245=>3a=28260=>a=28260/3
=>a=9420
b=9420+821=>b=10241
c=10241+603=>10844
b=821+a
c=603+b=603+821+a=1424+a
a+821+a+1424+a=30505=>3a+2245=30505=>3a=30505-2245=>3a=28260=>a=28260/3
=>a=9420
b=9420+821=>b=10241
c=10241+603=>10844
a+b+c=30505
b=a+821
c=b+603 => c=a+821+603 => c=1442
a+a+821+a+1442=30505
3a+2263=30505
3a=30505-2263
3a=28242
a=28242:3
a=9414
b=a+821
c=b+603 => c=a+821+603 => c=1442
a+a+821+a+1442=30505
3a+2263=30505
3a=30505-2263
3a=28242
a=28242:3
a=9414