You invest $2,000.00 in a stock plan and another $2,000.00 in a savings account. The stock plan decreases by 7% the first year a
nd gains 10% the second year. The savings account earns a 3.7% APR and compounds annually. What is the difference in earnings between the stock and savings account at the end of the second year?
the line parallel to line y=40-1=39 means it's a horizontal line. Which means it's y coordinate is also a constant. Since it pass through (2,12),it means the constant of y is 12.