Laura rents a movie for a flat fee of $2.00 plus an additional $0.50 for each night she keeps the movie. Choose the cost function that represents this scenario if x equals the number of nights Laura has the movie.

c(x) = 2.00x + 0.50

c(x) = 2.00 + 0.50x

c(x) = 2.50x

c(x) = (2.00 + 0.50)x

Question

Laura rents a movie for a flat fee of $2.00 plus an additional $0.50 for each night she keeps the movie. Choose the cost function that represents this scenario if x equals the number of nights Laura has the movie.

 c(x) = 2.00x + 0.50

 c(x) = 2.00 + 0.50x

 c(x) = 2.50x

 c(x) = (2.00 + 0.50)x

cruffo · Answer

The situation(in mathish): 2 + 0.50*(number of nights).
to finish translating: replace number of nights with x

anonymous · Answer

so the answer would be B right ?

cruffo · Answer

looks like it.

anonymous · Answer

its wierd how D has the same answer

cruffo · Answer

answer choice B and answer choice D are very different.

anonymous · Answer

why cuz of the perenthases ?

cruffo · Answer

most definitely!  In fact answer choice C and answer choice D are the same.  Order of operations: parenthesis first

anonymous · Answer

oh okay i see it now thanks for the help :)