Răspuns :
a+b=927
a=b+243
2b+243=927
2b=684
b=342=>a=342+243=585
a=b+243
2b+243=927
2b=684
b=342=>a=342+243=585
927-243=684
684:2=342(IN PRIMA ZI)
342+243=585(IN A DOUA ZI)
684:2=342(IN PRIMA ZI)
342+243=585(IN A DOUA ZI)