what are the equilibrium price and quantity of beer given demand is P = -(1/100)Qd + 6 and supply is P = (1/50)Qs +2. The price is in dollars and quantity is in millions of bottles of beer.
equilibrium quantity is？
equilibrium price is？
if place a tax of $2 per bottle，what is supply curve and demand curve?
What is the new equilibrium price and quantity after the tax
