Question

14. _______________ is the opposite of 6 on the number line.

Answer 1

6 is six units to the right of the 0, or zero, midpoint on an infinite number line
-6 would be six units to the left of the midpoint, so it would be the opposite

Answer 2

-6 is the opposite of 6 on the number line. They are both the same distance from the center which would be 0.