Two markets exist: A market for coffee and tea. Suppose these are the demand and supply functions for Coffee and Tea. Initial Demand: QD = 120 - 50P + 40P, ; QP = 80-75P + 20P Initial Supply: Q= 80 + 20P ; Q = 45 + 10P , Supply curve after frost: QS = 40 + 20P Find The equiLiBrium prices.