I need help on these 2 micro questions:

The next 2 questions are based on the following information: Consider the city of Calgary. Let the demand for movie tickets be given by P = 30 2Qd. Let the supply for movie tickets be given by P = Q5. The city government decides to impose an excise tax of $3 on the sellers of movie tickets. Question 20 (4 points) What is the equilibrium net price that producers will get for selling their good (this is the price producers receive after the tax has been deducted)? O$9 Question 21 (4 points) How much is the deadweight loss due to the imposition of the excise tax