HELP PLEASE?!

a median of a triangle is a line or segment that passes through a vertex and the side opposite of that vertex

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

What is the slope of the line shown below?

Afootball is throw by a quarterback to a receiver