How do I go about graphing this info and what is the equilibrium quantity?

Quantity Retail Price Marketing Cost Farm-level Demand Price

2 $14 $5 $9

4 $12 $5 $7

6 $10 $5 $5

8 $8 $5 $3

10 $6 $5 $1

Retail Demand: Q = 16- Pr

Farm Supply: Q = 2+0.5Pf

Marketing Cost Per unit: $5