Answer:
18 + 16 n
Step-by-step explanation:
does that equation equal anything??
Step-by-step explanation:

Replace x and y.

Solve for y.

Square both sides.


This is the inverse function or you can also say

From what you said the choices go up by 3 every time in different combinations . Its at least 36 or more combinations .
i did my best guess from the choice .. hope it helps
Answer:
It is the 3rd choice, They didn't multiply by one half