Tolong sertakan caranya :”)terima kasih banyak.

No 6)
|3x + 5| > 5
berarti :
*3x + 5 < -5
3x < -10
x < -10/3
atau
3x + 5 > 5
3x > 0
x > 0
hp = x < -10/3 atau x > 0

no 7)
|2x + 5| <= x + 3
berarti :
-(x+3) <= 2x+5 <= x + 3
* -x – 3 <= 2x + 5
-x – 2x <= 5+3
-3x >= 8
x >= -8/3

* 2x + 5 <= x+3
2x – x <= 3-5
x <= -2

hp = -8/3 <= x <= -2

no 8)
4x – 5<= 0
4x <= 5
x <= 5/4