A company had credit sales of $$42,000$ and cash sales of $$13,000$ during the month of May. Also, during May, the company paid wages of $$15,000$ and utilities of $$1,800.$ It also received payments from customers on account totaling $$9,000.$ At the beginning of May, the company had a cash balance of $$29,000.$ What is the company's cash balance at the end of May?