|5-3/4x|-6=3 mencari x

Materi : Persamaan Mutlak

Pembahasan :
|5 - 3/4x| - 6 = 3
|5 - 3/4x| = 9

5 - 3/4x = 9
3/4x = 5 - 9
3/4x = -4
3x = -16
x = -16/3

5 - 3/4x = -9
3/4x = 5 + 9
3/4x = 14
3x = 56
x = 56/3

Hp : {-16/3 , 56/3}