At the beginning of April, Owl Corporation has a balance of $12,000 in the Retained Earnings account. During the month of April, Owl had the following external transactions.

1. Issue common stock for cash, $8,000.
   
2. Provide services to customers on account, $6,100.
   
3. Provide services to customers in exchange for cash, $2,400.
   
4. Purchase equipment and pay cash, $5,600.
   
5. Pay rent for April, $1,000.
   
6. Pay workers' salaries for April, $2,500.
   
7. Pay dividends to stockholders, $1,100.
   
   

Using the external transactions above, compute the balance of Retained Earnings at April 30 ...?