Odpowiedzi

2010-04-14T17:54:33+02:00
X/6 - ⅙ = 1 / x6
x - 1 = 6
x = 6 + 1
x = 7
2010-04-14T17:54:35+02:00
2010-04-14T17:54:55+02:00
X/6 - 1/6=1 |*6
x-1=6|+1
x=7