Answer
a. 6
b. 4
c. 12
Work Step by Step
a. The absolute value of -6 is 6 because it is 6 units away from 0 on the number line.
b. The absolute value of 4 is 4 because it is 4 units away from 0 on the number line.
c. The absolute value of -12 is 12 because it is 12 units away from 0 on the number line.