Does the graph have a positive or negative rate of change.

Does the graph have a positive or negative rate of change.

By how much does the amount Mr. Brown owes decrease each month?

By how much does the amount Mrs. White owes decrease each month?

What did you notice about the two rates of change

What is the best description of the two lines graphed on the coordinate plane?

The rates for textbook rentals of two companies are given below.

Company A: c = 15m +15, where c = total cost in dollars and m = number of months

Company B: $19 per month per textbook

What is the initial value for each function?

The rates for textbook rentals of two companies are given below.

Company A: c = 15m +15, where c = total cost in dollars and m = number of months

Company B: $19 per month per textbook

What is the rate of change for each function?

The rates for textbook rentals of two companies are given below.

Company A: c = 15m +15, where c = total cost in dollars and m = number of months

Company B: $19 per month per textbook

What is the cost to rent a textbook for 4 months from each company?