Jawabanmu

2014-02-18T19:59:33+07:00
2x -4 > 3x + 9 =
2x -4+4 > 3x + 9 + 4
2x > 3x + 13
2x-3x > 3x-3x + 13
-1x > 13
-1x/-1 > 13/-1
x < -13
2014-02-18T19:59:50+07:00
2x-4>3x+9
=2x-3x>9+4
= -x>14
=x<-14
oh maaf saya salah hitung harusnya x<-13
iya :)