Find the slope of the following lines

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Bring the fraction a/a-4 to a denominator of 16-a^2

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