Deborah Consultants Had the Following Accounts and Account Balances After

Deborah Consultants had the following accounts and account balances after adjusting entries. Assume all accounts have normal balances. Calculate the amount of service revenue and prepare the adjusted trial balance for Deborah Consultants as of December 31, 2019.
$\begin{array}{lll}\text { Cash } & \$ 6,000 \text { Dividends } & \$ 3,000 \\\text { Accounts Receivable } & 2,000 \text { Service Revenue } & ? \\\text { Office Supplies } & 1,800 \text { Salaries Expense } & 4,000 \\\text { Equipment } & 15,000 \text { Rent Expense } & 800 \\\text { Accumulated Depreciation - } & 9,000 \text { Depreciation Expense- } & 1,500 \\\text { Equipment } & \text { Equipment } \\\text { Common Stock } & 15,000 \text { Supplies Expense } & 500\end{array}$