The mathematical model Pequalsnegative 0.5x2plus 0.4xplus26.8 describes the percentage of Americans, P, in age group x who had contact with a police officer. Use the formula to answer the questions below.

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)

There is a spinner with 14 equal areas, numbered 1 through 14. if the spinner is spun one time, what is the probability that the result is a multiple of 2 or a multiple of 5?

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.