Odpowiedzi

2010-02-10T11:50:54+01:00
3x+2-x-3:4=4x-1
3x-4x-x=-1-2+3/4
-2x=-9/4
x=9/8=1 1/8
2010-02-10T14:55:17+01:00
3x+2-x-3:4 = 4x-1
3x-x-4x = -1-2+¾
-2x = -2¼
-2x = -9/4 |:(-2)
x = 9/8
x = 1⅛