Bantu dijawab ya MTK kelas X. Sama caranya |x+2| - |2x-4| ≤ 4

|x+2| - |2x-4| ≤ 4
x+2-2x+4 ≤ 4
-x+6 ≤ 4
-x ≤ 4-6
-x ≤ -2
x ≥ 2

|x+2| - |2x-4| ≥ -4
x+2-2x+4 ≥ -4
-x+6 ≥ -4
-x ≥ -4-6
-x ≥ -10
x ≤ -10

hp = {2 ≤ x ≤ -10}