Răspunsuri

  • Utilizator Brainly
2014-06-17T21:41:47+03:00
A+b+c=35
a=b
a+c=20

20+b=35
b=35-20
b=15

a=b
a=15

15+15+c=35
30+c=35
c=35-30
c=5
2014-06-17T21:44:37+03:00
A+b+c=35 a=b=>2a+c=35=>c=35-2a a+c=20 a+35-2a=20