Odpowiedzi

2010-03-29T21:00:41+02:00
X-5/4 - x+1/2 = 5-x
x -x + x = 5 + 5/4 - 1/2
x = 5 + 5/4 - 2/4
x = 5 i 3/4
2010-03-29T21:01:02+02:00