Which measure of center is shown in a box plot? mean, median, mode, range

Simply 8x squared + 5(7x squared- x) - 2x =

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)

Find the solution of each of the following.