tolong bantuannya ya ,

Bab Nilai Mutlak
Matematika SMA Kelas X

|5 - 2x/3| - 9 = 8
|5 - 2x/3| = 8 + 9
|5 - 2x/3| = 17

5 - 2x/3 = 17
-2x/3 = 17 - 5
x = 12 . (-3/2)
x = -18

5 - 2x/3 = -17
-2x/3 = -17 - 5
x = -22 . (-3/2)
x = -33

HP = { -18, -33 }