Seattle Service had the following financial information at the end of $2020.$

$1/1/20$

$2020$

$12/31/20$

$$15,000$

$20,000$

Accounts Payable

Accounts Receivable

Advertising Expense

Cash

Owner's Capital

Owner's Drawings

Equipment

Notes Payable

Rent Expense

Salaries and Wages Expense

Service Revenue

Utilities Expense

$$1,000$

$$21,000$

$9,000$

$11,000$

$?$

$33,000$

$20,000$

$3,500$

$16,000$

$40,000$

$2,500$