Răspunsuri

  • Utilizator Brainly
2014-09-22T17:28:52+03:00
2014-09-22T17:28:55+03:00
X-primul nr
x+1-al doilea
x+x+1=249
2x=249-1
2x=248
x=124(primul nr)
124+1=125(al doilea nr)