Jawabanmu

2014-01-26T20:05:03+07:00
-2x + 4x - 6x = 3/4 - 2/3 - 1/2
-4x = 9 - 8 - 6
            12
-4x = 9 - 14 
           12
-4x = 5/12
1/4x = 5/12
4x.5 = 12
20x = 12
x = 12/20
x= 0,6