After six months of operation, Brothers' Lawn Service had the following revenue and expense account balances:
Suppliesexpense .................. $4,000
Wagesexpense ....................... 6,000
Servicerevenue ..................... 12,300
Utilitiesexpense ......................... 500
Rentexpense .......................... 1,000
Prepare and income statement for Brothers' Lawn Service for the first six months of operation that ended June 30.