Jawabanmu

2014-02-10T19:24:57+07:00
 2/3 a + 2 < 1/2
2/3 a < 1/2 - 2
4a < 3 - 12
a < -9/4
2. 2/3 y - 1/6 > 3/4y
2/3 y - 3/4 y > 1/6
16y - 18y > 4
-2y > 4 
2y < -4
y < -4/2