2x+y=10 -3x+2y=7 x+2y=7 5x-y=11 4x-2y=-16 13-5y=x solve by elimination aka addition method

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

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

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie