Answer:
- rate of change: $2 per hour
- rental fee: $3
Explanation:
You want the rate of change and the rental fee if the charge for 5 hours including the rental fee is $13 and the per-hour charge is $2.
Rate of change
The rate of change is the per-hour charge: $2 per hour.
Rental fee
The hourly charge for 5 hours is 5($2) = $10, so the rental fee is ...
fee + $10 = $13
fee = $3
The rate of change is $2 per hour, and the rental fee is $3.
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