Suppose there are two industries, airlines (A) and breweries (B), and that the demand for secretatrial labor, E, in each industry is EA = 25 – wA and EB = 20 – 2 wB. If the supply of secretarial labor is E = 2 w, then what are the equilibrium wage and employment levels in the secretarial labor market? How many secretaries work in the airline industry?