Cade had 4 yd board the answer is 8 what is the question

Answer this question only if you know the answer! 30 points and

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

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