A shipping company charges $8 for the first pound of a package and $2 for each additional pound. Which of the following functions gives the cost , in dollars, of shipping a package that weighs pounds, where is a positive integer?
C(w) = 2w + 8
C(w) = 2w + 6
C(w) = 8w + 2
C(w) = 6w + 2
