Respuesta :

5|2x - 2| + 8 = 18
5|2x - 2| = 18 - 8 = 10
|2x - 2| = 10/5 = 2
2x - 2 = 2 or 2x - 2 = -2
2x = 2 + 2 = 4 or 2x = -2 + 2 = 0
x = 4/2 = 2 or x = 0
x = 2 or x = 0