The equations below show some macroeconomic information for the economy of Nightwing. All autonomous values are in billions of dollars.

C = 120 + 0.75Y_D

T = 12 + 0.06Y

I = 390

G = 191.5

X_N= 540 - 0.13Y

Notice that the consumption function (C) is written in terms of disposable income (Y_D). You will need to substitution to get rid of the Y_D and replace it with Y.

A.The value of equilibrium national income is $Answer

billion.Hint:this will be a whole number. No rounding required.

B.At equilibrium national income, the government will have a budget Answer

surplusdeficit of $Answer

billion.Hint:this value will have exactly one decimal point. Do not round.