Does 7-2 = 2-7 ? explain why or why not.

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

What is the measure of angle x? answer

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost