Odpowiedzi

2009-11-08T15:16:42+01:00
X + (¹₂x) + (4 * ¹₂x)= x + ¹₂x + 2x = 4,5x
1 5 1
2009-11-08T15:22:08+01:00
X + (¹₂x) + (4 * ¹₂x)= x + ¹₂x + 2x = 4,5x
1 5 1
2009-11-08T16:33:40+01:00
X + (¹₂X) + (4 * ¹₂X)= X + ¹₂X+2X = 4,5X