Answer:
Check the explanation
Step-by-step explanation:
Due to impose of tax by 4$ the new market supply curve changed from 20 to 24$
Thus making the new equilibrium price (which refers to the market value or market price where the quantity of goods demanded is equal to the quantity of goods supplied.) as 29$ and new equilibrium quantity (which is when demand equals the supply for a product.) as 16
The graphical presentation can be seen in the attached image below.