Odpowiedzi

2010-04-14T18:41:17+02:00
A+b+c=324
a=0,8b
c=1/2*a+b/*2

a+b+c=324
a=0,8b
2c=a+b

0.8b+b+c=324
1.8b+c=324
2c+0.8b+b
2c=1.8b/2
c=0.9b

1.8b+0.9b=324
2.7b=324/2,7
b=120

c=0.9*120
c=108

a=324-b-c
a=96