Hi what's the step by step or just answer to this question?

a. Determine the nation ' s gross domestic (GDP) for next year.b. How would your answer change in (a) if personal consumption expenditures are only $35 billion next year and capital consumption allowances actually increase by 10 percent? 7. A nation's gross domestic product (GDP) is $600 million. Its personal consumption expenditures are $350 million, and government expenditures are $100 million. Net exports of goods and services amount to $50 million. a. Determine the nation's gross private domestic investment. b. If imports exceed exports by $25 million, how would your answer to (a) change