PLEASE HELP, I'LL GIVE BRAINLIEST!!!

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

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

At 6 1/2 cents per pound of string beans how much does 7 pounds cost