Answer:
1.
Assets = $30,000 (increase) and Revenue = $30,000 (increase)
Assets = $20,000 (increase) and Liabilities = $20,000 (increase)
Assets = $7,000 (decrease) and Liabilities = $7,000 (decrease)
2.
Cash $30,000 (debit)
Service Revenue $30,000 (credit)
Cash Received for Service Rendered
Office Supplies $20,000 (debit)
Accounts Payable $20,000 (credit)
Office Supplies purchased on credit
Salaries Expense $7,000 (debit)
Cash $7,000 (credit)
Salaries Paid
3.
Cash Account
Debit :
Service Revenue $30,000
Credit :
Salaries Payable $7,000
Balance c/d $23,000
Revenue Account
Debit :
Balance c/d $30,000
Credit :
Cash $30,000
Office Supplies Account
Debit :
Accounts Payable $20,000
Credit :
Balance c/d $20,000
Accounts Payable Account
Debit :
Balance c/d $20,000
Credit :
Office Supplies $20,000
Salaries Expense Account
Debit :
Cash $7,000
Credit :
Balance c/d $7,000
Step-by-step explanation:
Accounting starts with analyzing transactions and their effects on Assets, Liabilities, Equity, Revenues and Expenses.
The next stage is to record the transactions in Journals. See journals and narrations above.
Then the preparation of Ledger Accounts using the Journal entries.