b) y=-3/2
c) y=8
d) x=-3.7
An Internet service provider offers a plan with unlimited data at a cost of \ 60$ per month.
Which of the statements implies a horizontal line and which implies a vertical line? Explain.
a) For a cost of $ 60, you receive unlimited data.
b) With this plan, no matter how much data you use, the cost will be 60$.
