You are given the following data concerning​ Freedonia, a legendary​ country: Consumption​ Function: C​ = 100 100 ​+ 0.8 0.8Y ​Investment: I​ = 300 300 Aggregate Expenditure​ Function: AE​ = C​ + I ​Equilibrium: AE​ = Y Calculate the​ following: a. The level of equilibrium​ income, Y​ = nothing . ​(Enter your response as an​ integer.)