Awater park charges a rental fee plus $1.50 per hour to rent inflatable rafts. the total cost to rent a raft do 6 hours is $15. assume the relationship is linear. find and interpret the rate of change and the initial value.

rental fee = $6

average cost for 6 hours = $2.50/hour.

Step-by-step explanation:

x + 1.50*6 = 15       where x = the initial rental fee

x + 9 = 15

x = $6

The rental fee is $6.

For 6 hours, the cost per hour works out to 15/6 = $2.50

b

2

−

b

b

3

+

7

b

2

+

14

b

+

6

%

−

3

b

3

+

7

b

2

+

14

b

+

6

%

step-by-step explanation: