Tentukan himpunan penyelasaian dari persamaan berikut! | 9 - 2x | =5

|9-2x| = 5
9-2x = 5
2x = 5 -9
2x = -4
x = -4/2
x = -2

|9-2x| = -5
9-2x = -5
2x = -5 -9
2x = -14
x = -14/2
x = -7

HP = {-2 & -7}