It was discovered early in 2015 that the ending inventory on December 31, 2015, was
overstated by $6,000 and the ending inventory on December 31, 2016, was understated by
$2,500. The ending inventory on December 31, 2017, was correct. Ignoring income taxes,
determine the correct amounts of cost of goods sold, net income, total current assets, and
equity for each of the years 2015, 2016, and 2017.