Jawabanmu

2014-01-27T17:10:41+07:00
4x + 1  ≤ 3
2x - 3

4x + 1 ≤ 3 ( 2x - 3 )
4x + 1 ≤ 6x - 9
1 + 9 ≤ 6x - 4x
10 ≤ 2x
x ≤ 5
2014-01-27T17:12:30+07:00
4x + 1 ≤ 3(2x-3)
4x + 1 ≤ 6x - 9 
4x - 6x ≤ -9 - 1
-2x ≤ -10
x ≤ 5
 gitu bukan ya?