Where is the question mate ?!
Those wind chill formulas are REALLY complex.
Attached are the formulas for wind chill (F and C) plus the OLD wind chill formula.
Here's a wind chill calculator I wrote. http://www.1728.org/windchil.htm
(I figured you might need all the help you can get.)
Answer(x-8)/4
Step-by-step explanation:
(5,2) because of the cordainte plane x axais is down and its positive so you get 5,2