Answer to Question #228555 in Microeconomics for Mukelisiwe

Question #228555

Suppose the market demand and supply are described by the following information: Q = 200 - 2P + 4i and Q = - 50 + 3P (5)

Determine the equilibrium price and quantity of the above market when i=50.

b)

Plot a graph showing the above results. 


1
Expert's answer
2021-08-24T10:08:35-0400

QD=2002P+(450)Q_D = 200 - 2P +(4*50)

QD=4002PQ_D = 400 -2P

4002P=3P504003P400 -2P = 3P-50 | - 400 -3P

5P=450Div5-5P = -450 | Div -5

EP=90E_P = 90

EQ=39050=220E_Q = 3*90-50=220

The market price is 90 and quantity is 220








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