Tulisakanlah nilai x yang memenuhi persamaan [2/5*-3]=2

|2/5 x - 3| = 2
2/5 x - 3 = 2 atau 2/5 x - 3 = -2

•
2/5 x - 3 = 2
2/5 x = 2 + 3
x = 5 × 5/2
x = 25/2

•
2/5 x - 3 = -2
2/5 x = -2 + 3
x = 1 × 5/2
x = 5/2

HP = {5/2 , 25/2}