Accounting Equation Katherine Brewer is the stockholder and operator of Our Idol LLC, a motivational consulting business. At the end of its accounting period, December 31, 20Y2, Our Idol has assets of $681,000 and liabilities of $163,000. Using the accounting equation, determine the following amounts: a. Stockholders' equity as of December 31, 2012. 518,000 b. Stockholders' equity as of December 31, 2013, assuming that assets decreased by $129,000 and liabilities decreased by $39,000 during 2013.