Use absolute value to express the distance between - 13 and 17

To find out the distance between - 13 and 17 using the absolute value, we need to add 13 to 0 because the distance between - 13 and 0 is 13. Then add 13 to 17 which is equals 30. so by using the absolute value, the distance is 30

Equation:

13+0=13

13+17=30