Question

The Scott family stayed at a hotel forn nights. The cost was $80 per night plus a one-time

fee of $20 because they brought their dog. Which expression represents the total cost of
their hotel stay?
a. 80n + 20n
b. 80 + 20n
C. 80n + 20
d. 80 + 20+ n

Answer 1

answer : c, 80n+20

let n represent the rate per night.
hence, the total cost will be 80n+20 since the cost for the dog is a one-time fee and will not change regardless of the no. of nights stayed.

Answer 2

I am not totally sure, but I think the answer is D.