Answer:
On a coordinate plane, a graph titled Total Pages Jacqueline Has Read has days on the x-axis and Pages on the y-axis. A line goes through points (1, 25) and (2, 50).
Step-by-step explanation:
IdentityProperty of Addition OR Zero Property
Y =

This is because the total cost is 10x + 480 and then that needs to be divided by the amount of people.