[2x-2]=6 carilah nilai persamaan mutlak

Bab Nilai Mutlak
Matematika SMA Kelas X

|2x - 2| = 6

2x - 2 = 6
2x = 6 + 2
x = 8/2
x = 4

2x - 2 = -6
2x = -6 + 2
x = -4/2
x = -2

HP = {-2, 4}