What is the answer to graphing this equation y= -4x

On an airplane there are two seats on the left side and three seats on the right side there are 90 seats o the right side of the plane

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi

Which points are solutions to the linear inequality y < 0.5x + 2? check all that apply. (–3, –2) (–2, 1) (–1, –2) (–1, 2) (1, –2) (1, 2)