Answer:
a. 4
b. -8
c. -2
Explanation:
Take any number x;
Its opposite is -x
The opposite of its opposite is x
Using the above statements, we can solve the following questions
Solving (a): -4
In this case:

The opposite; -x is


Solving (b): 8
In this case:

The opposite; -x is

Solving (c): -2
In this case:

The opposite; -x is


The opposite; -(-x) is

