|8 - 3x| + 2x = |x-4|

Matematika Wajib
Persamaan Mutlak X SMA

Pembahasan :
|8 - 3x| + 2x = |x - 4|
|x - 4| - |8 - 3x| = 2x

x - 4 - 8 + 3x = 2x
4x - 12 = 2x
4x - 2x = 12
2x = 12
x = 6

x - 4 - 8 + 3x = -2x
4x - 12 = -2x
4x + 2x = 12
6x = 12
x = 2

Hp : {2 , 6}