The image shows the linear graph for a family that hired a babysitter for a day. The family gave the babysitter some money up front to buy herself some lunch, and then paid her a constant hourly rate for the hours she worked. Click the thumbnail image to see the full size image.
Which 2 of the following statements are TRUE about the EQUATION of this line? Select the TWO statements that are accurate.
A. The equation of this line is y = 10x + 10.
B. The equation of this line is y = 20x.
C. The equation of this line shows a proportional relationship between the cost and the time.
D. The equation of this line shows a non-proportional relationship between the cost and the time.
