Shenika Salon & Spa, Inc. hired a bookkeeper who prepared the following Balance Sheet:

Assets			Liabilities
Current Assets:			Current Liabilities:
Cash	$ 31,800		Accounts payable	$ 17,470
Accounts receivable	24,405		Notes payable	14,180
Supplies	2,525
Prepaid insurance	1,300		Stockholder's Equity
Equipment	13,200		Common Stock	30,000
Total Assets			Retained Earnings
			Total Stockholder's Equity
			Total Liabilities + Stockholder's Equity

Compute Retained Earnings.