Jika | ⅔x – ¼ | < 5 maka

|2/3 x – 1/4 | < 5
-5 < 2/3 x – 1/4 < 5          (kalikan 12)
-60 < 8x – 3 < 60
-60 + 3 < 8x – 3 + 3 < 60 + 3
-57 < 8x < 63
-57/8 < x < 63/8