Răspunsuri

  • Utilizator Brainly
2014-07-30T17:04:40+03:00
 \frac{a+b+c}{3} =32=> a+b+c=32*3=> a+b+c=96 \\ a=2b \\ \frac{b+c}{2} = 35=>b+c=35*2=>b+c=70

Acum inlocuim in prima ecuatie :

2b+70=96
2b=96-70
2b=26
b=26:2
b=13

a=2*13
a=26

13+c=70
c=70-13
c=57