Post Utme Lautech 2022 Economics Question 17

A country's balance of payments account is given by the following equation: BOP = \( X - M \) + \( F - I \), where X is the value of exports, M is the value of imports, F is the value of foreign investment, and I is the value of domestic investment. If the country's balance of payments is in surplus by ₦100 billion, and the value of exports is ₦500 billion, the value of imports is ₦300 billion, the value of foreign investment is ₦200 billion, and the value of domestic investment is ₦150 billion, what is the value of X?