The 2012 annual report of American Express Services (AES) reported revenue of $21,000,000,000. Total expenses for the year were $14,000,000,000. AES ended the year with total assets of $30,000,000,000, and it owed debts totaling $14,000,000,000. At year-end 2011, the business reported total assets of $23,000,000,000 and total liabilities of $14,000,000,000. --- Requirements: 1. Compute AES