Same sign or even amount of signs -> Positive Different sign or odd amount of signs -> negative
Solve the following problems.
(15) (-2) =
(-8) (2) (-3) =
(-4) (-3) (-3) =
(-5) (4) (-1) (-2) =
(-32) + (-8) =
(-72) + 9 =
42 + (-6) =

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