Simplify: 2/5(10x-10y)-3/4(12x-24y)

a) −5x + 14y

b) −5x − 14y

c) 5x + 14y

d) 5x − 14y

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in