The number on the box with red dot on the right are correct answer. Please explain to me how to get those answers, like the steps on how to get those answers. Thank!!

Suppose that the economy is characterized by the following behavioral equations: C = 170 + 0.80YD / = 160 G = 100 T = 150 Equilibrium GDP (Y) = 1,550.00 . (Round your response to two decimal places.) Disposable income (Y) = 1,400.00 . (Round your response to two decimal places.) Consumption spending (C) = 1,290.00 . (Round your response to two decimal places.)