Is y = 7/8x proportional or non-proportional??

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.

Use the real number line shown below to complete the statement