Răspunsuri

  • Utilizator Brainly
2014-11-10T23:48:13+02:00
2e=b+3|·3⇒6e=3b+9
3e=b+8|·2⇒6e=2b+16
3b+9=2b+16
3b-2b=16-9
b=7
2e=b+3
2e=7+3
2e=10
e=5