Răspunsuri

  • Utilizator Brainly
2014-02-13T14:23:05+02:00
A=3b, b=4c, a+c=130 ⇒ a=12c ⇒ 13c=130, c=10, a=120, b=40
2014-02-13T15:01:44+02:00
A=3b
b=4c
a=c=130
a=12c
a3c=130
c=10
a=120
b=40