Answer:
You dind't include the answer choices but it should look something like

Answer:
D
Step-by-step explanation:
Answer:
no solutions
Step-by-step explanation:
Answer:
-3
Step-by-step explanation:
Given the function f(x) = -(-x)
we want to evaluate f(-3)
What we do simply here is substitute the value of -3 for x in the equation
That would be ;
f(-3) = -(-(-3)) = -(3) = -3