Calculate the average rate of change for the given graph from x = -2 to x = 0

Rewrite the following without an exponent. (5/8)-1

You have 17 cats that live in houses on your street, 24 dogs, 3 fish, and 4 hamsters. what percent of animals on your block are dogs?

Which graph represents the linear function below? y-4= (4/3)(x-2)