|3x-2|=|x+1| tolong jawab

Bab Nilai Mutlak
Matematika SMA Kelas X

|3x - 2| = |x + 1|

3x - 2 = x + 1
3x - x = 2 + 1
2x = 3
x = 3/2

3x - 2 = - x - 1
3x + x = 2 - 1
4x = 1
x = 1/4

HP = {1/4, 3/2}