Răspunsuri

  • Utilizator Brainly
2014-02-17T18:42:14+02:00
A+b=380
a-b=3b ⇒ a=4b ⇒ 4b+b=380, 5b=380, b=76, a=380-76=304
2014-02-17T19:31:22+02:00