I do not the question. Please explain
What I would do is subtract 12 from -5. Then you would have -17. Then you would add 4 and it would be -13. So your answer is:
<h2><em>
-13</em></h2>
Answer:
below
Step-by-step explanation:
f(3)=2
f(20)=0
f(8)=4
f(0)=-1
if f(x)=9 then x=4
if f(x)=4 then x=8
f(x)=0 then x=20
25.7 because that is the answer