Odpowiedzi

2010-02-09T20:49:10+01:00
2010-02-09T20:49:50+01:00
X/y=3 y rozne od 0

x=3y

x+y-6=x-y
y-6=-y
2y=6
y=3
x=9
1 5 1
2010-02-09T20:49:50+01:00
X/y=3
x=3y

x+y=x-y+6

3y+y=3y-y+6
4y-2y=6
y=3
x=9
1 5 1