Răspuns :
a+b+c=8897
b+c=6454
b=a+1797
a+6454=8897 》a=8897-6454 》a=2443
b=2443+1797 》b=4240
4240+c=6454 》c =6454-4240 》c=2214
verificare
2443+4240+2214=8897
b+c=6454
b=a+1797
a+6454=8897 》a=8897-6454 》a=2443
b=2443+1797 》b=4240
4240+c=6454 》c =6454-4240 》c=2214
verificare
2443+4240+2214=8897