20. GEOMETRY The area of a circle is given by the formula A = ner2, where r is the radius. If increasing the radius of a circle by 1 inch gives the resulting circle
an area of 1001 square inches, what is the radius of the original circle?

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account

What is the value of x in the equation7x+2y=48 when y=3

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.