Which equation could possibly represent the graphed function?

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

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12

What is the slope of the line that contains the points (-2,1) and (0,-3)