The function C(l) = 3 l+ 2 is the cost to order a lip gloss l ,including the flat rate shipping charge. Which of the following represents the cost of purchasing 5 lip glosses?

Question

C(l) = 5
C(l) = 5

C(5)= 5
C(5)= 5

C(5)
cap c times 5

l = 5

Answer 1

To find the cost of purchasing 5 lip glosses, substitute l = 5 into the function C(l) = 3l + 2:

C(5) = 3(5) + 2
C(5) = 15 + 2
C(5) = 17

Therefore, the cost of purchasing 5 lip glosses is 17.