Living room is 360 square feet and width is 5/8 what us the length

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

16 more than the product of 5 and p

What expression is equivalent to log3(x+4)