A gallon of latex paint can cover 400 square feet. Maria has a rectangular room whose dimensions are 25 feet by 12 feet, with 8-foot ceilings. How many gallon containers of paint does she need to buy to paint two coats on each wall? Maria should buy ___ gallon containers of paint.
(Type a whole number.)

(05.03 mc) part a: explain why the x-coordinates of the points where the graphs of the equations y = 4x and y = 2x−2 intersect are the solutions of the equation 4x = 2x−2. (4 points) part b: make tables to find the solution to 4x = 2x−2. take the integer values of x between −3 and 3. (4 points) part c: how can you solve the equation 4x = 2x−2 graphically? (2 points)