Paige was trying to calculate the missing side of a right triangle. she knows that the hypotenuse is 8.2 inches and the length of one side is 5.7 inches. she attempted to solve the problem three times and got three different answers. which of her attempts is correct

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.