Ben Washington, sole owner of Washington Mattress Company, has an ownership interest in the company of $50,000 at January 1, 2015. During that year, he invests an additional $20,000 in the company and the company reports a net income of $25,000. Determine the balance of owner's equity that will appear in the statement of financial position at the end of the year, and explain how the amount of net income articulates with that figure in the balance sheet.