Jawabanmu

2014-03-29T14:18:14+07:00
2/3(x - 1) < 1/4(2x - 4)

 \frac{2}{3} (x-1) <  \frac{1}{4} (2x - 4)
 \frac{2}{3} x -  \frac{2}{3}  \frac{1}{2} x - 1
dikali 6 biar bulat semua :
4x - 4 < 3x - 6
4x - 3x < -6 + 4
x < -2 

semoga membantu =D
2 5 2
2014-03-29T15:52:48+07:00