he battery on your phone is almost dead. When you plug it in to charge it, you only have 3
percent battery left. Suppose that your phone charges at a rate of 2 percent every minute.
(a) Construct a table of values to show your percent battery charge at 0, 5, 10, and 15 minutes.
(b) Does this situation represent a linear relationship? How can you tell?
(c) Plot the pairs of numbers from your table to make a graph of this situation.
(d) Write an algebraic rule for this situation. Identify the slope and the y-interncept