I NEED HELP: The base of a triangle is 9 units more than h, its height. Write an algebraic expression that represents its area in terms of h. ​

For the equation below, x is the input and y is the output. y = -4x + 3 if the input is -8, then the output is

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

Which of the following are accepted without proof in a logical system? check all that apply.