Odpowiedzi

2010-03-30T15:06:10+02:00
X-2x+3+x-4= -1
3x-y+4x-2y= 7x-3y
1 4 1
2010-03-30T15:06:17+02:00
A) = x + (-1)
b) = 7x + (-3y)
1 3 1
2010-03-30T15:06:52+02:00
X-2x+3+x-4=2x-2x-1=-1
3x-y+4x-2y=7x-3y
1 5 1