Math Magic Mystery Cache

This is a cache you will need to do math to find.

This cache is not at the posted coordinates. You will need to solve the math problems to find the container.

To solve this:

Pick any number,

Double it,

Add 10,

Halve it,

Subtract your original number.

Let your answer be X. Plug it into the next equation to get your final location.

AAA= X*44-2

The final location is at,

N 39° 22.AAA

W 076° 30.468

Have fun. FTF goes to ???