This location, 20N, 155W, is not in a state. It is the Pacific Ocean about ten miles off the coast of Hawaii, near Wailea.
Only Hawaii.
100 -20n = 80
That's off the coast of Hawaii.
4n-20n+25
minimum 20N
20 N (upward)
A desert at 20N and 35E would be the Sahara desert. This is the largest desert in the world.
The least common multiple (LCM) of 20n and 12 is 60n.
anartica
The coordinates 20N and 60E correspond to a location in the country India.
Oman is 20n latitude and 57 e longitude