Y is the midpoint of XZ. If XZ = 8x − 2 and YZ = 3x + 3, find x.

Which explains whether or not the values in the table represent a direct variation? x 4 6 10 20 y 1 1.5 2.5 5 the table represents a direct variation because the values are proportional. the table represents a direct variation because the values are nonproportional. the table does not represent a direct variation because the values are proportional. the table does not represent a direct variation because the values are nonproportional.