tentukan nilai dari |3x-6|=18

3x-6=18
3x=18-6
3x=12
x=4
.............:)

|3x-6|=18
☞ 3x-6 = 18
3x = 18+6
3x = 24
x = 24/3
x = 8

☞ -(3x-6) = 18
-3x + 6 = 18
-3x = 18-6
-3x = 12
x = 12/(-3)
x = -4

HP ☞ x = {-4,8}