What does the absolute value symbol represent

The video tutorial explains the concept of absolute value, using a number line and distance analogy. It describes absolute value as the distance from zero, regardless of direction, and provides an example with friends walking to a house. The tutorial emphasizes understanding both positive and negative values in absolute terms, concluding with a summary of the basic concept.

In the example provided, how far do the friends have to walk to reach the house?

What is the significance of the absolute value signs as mentioned in the text?