The following are the equations for the supply and demand curves in the market for mongoose. FYI : mongoose work mainly as killers of venomous snakes (e.g. cobras) , but in many families they double as household pets. Demand: Qd = 20 2P Supply: Qs = 5 + 3P where Qd is the quantity demanded, Qs is the quantity supplied, and P is the price per mongoose in dollars