20.75 because if you add 4.85+7.95+7.95 add that you get 20.75
Answer:

Here,
denotes number of frosting flowers
Step-by-step explanation:
Let
denotes number of frosting flowers.
Amount charged by baker for each batch of cupcakes = $30
Amount charged for each frosting flower = $0.09
So,
Amount charged for
frosting flowers = 
Therefore,
Total cost of a batch of cupcakes with frosting flowers = 
F(3)={2(3)-9}
F(3)={6-9}
F(3)={-3}