pertidaksamaan nilai mutlak dari |5x-1|>3

|5x-1| > 3

= 5x-1 < -3
= 5x < -3+1
= 5x < -2
= x < -2/5
[atau]
= 5x-1 > 3
= 5x> 3+1
= 5x > 4
= x > 4/5

HP {X| X< -2/5 atau X> 4/5 , X E R}