Marshall is painting a 14 ft. by 16 ft. room with 9 ft. ceilings. the room has one door and one window. he estimates that he will need [9(14 + 16) • 2 – (8 • 4 + 12 • 9)] ÷ 40 quarts of paint. simplify the number of quarts of paint he will need.

Ihonestly have no clue if it's each or none.

Step by step explanation pls for 10 pts the length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?  

If f(x)=1/x and g(x)=x+4 which of the following is the graph