Răspunsuri

2014-05-26T16:21:35+03:00
  • Utilizator Brainly
2014-05-26T16:22:18+03:00
A.I____I
b.I____I+1

Suma este 999. 
999-1=998 
998:2=499 ( numarul a )
499+1=499 ( numarul b )

Verificare : 499+500=999
=========================================

a+a+1=999
2a=999-1
2a=998
a=499

b=499+1
b=500
2 5 2