Tremonti, Inc., is obligated to pay its creditors $8,700 during the year. a. What is the value of the shareholders' equity if assets equal $9,900? b. What is the value of the shareholders' equity if assets equal $7,500? (For all requirements, do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32. Enter a "O" if necessary.) a. Shareholders' equity b. Shareholders' equity