Algebra-1

Question Analysis
This question tests the student's understanding of the definition of absolute value. It requires the student to recognize that the absolute value of a number is always non-negative.

Key Concept Explanation
The absolute value of a number is its distance from zero on the number line, and since distance is always non-negative, the absolute value is also always non-negative.

Step-by-step Solution
1. Recall the definition of absolute value....