Q^D = 17 – 2 P_c + 10 P_T

Q^S = 2 + 3 P_c – 5 P_E  

Jei arbatos kaina yra 1,00 USD, o elektros kaina - 0,50 USD, kokia yra kavos pusiausvyros kaina ir  kiekis?

a.

The quantity of coffee demanded, Q^D, depends on the price of coffee, P_c, and the price of tea, P_T. 

The quantity of coffee supplied, Q^S, depends on the price of coffee, P_c, and the price of electricity, P_E , according to the following equation:

If the price of tea is $1.00 and the price of electricity is $0.50, what is the equilibrium price and quantity of coffee?

Q,  P_b