help me with question 9 :)

9. At the beginning ofJanuary, the balance in the Retained Earnings account is $320,000 for the company. During the year, the company had the following external transactions. [3) Issue common stock for cash $250,000 (b) Purchase equipment and pay cash 125,000 (c) Provide services to customers in exchange for cash 352,000 (d) Provide services to customers on account [e] Pay dividends to stockholders {f} Incurred rent cost for the year {g} Incurred workers' salaries for the year 495,000 S Determine ending Retained Earnings for December Slst