A boat weighs 2,200 pounds empty. Passengers are allowed to carry gear weighing 25% of their weight. What is the most the passengers can weigh if they all carry the
maximum weight in gear, and the total weight of boat, passengers, and gear can be no more than 4,000 pounds?

Three students, javier, sam, and corrine, participated in a fundraiser where people donated a certain amount of money per lap that the student ran. each student also had some initial donations that were collected before the run. the equations that represent each student's total donation, y, based on the number of laps ran, x, is shown below. match each equation with the correct rate of change for that student.