Below are T-accounts. The first row in each is the beginning balance, and the numbers in parentheses are transaction numbers.

Required:
Provide an explanation for each transaction.

Cash Accounts Receivable 3.200 7,5001,100 (4)(1) 2,5403,500 (5) 8,640 3,900 9,800 7,500 3) 6,200 Supplies Accounts Payable 480 2,200 2,680 1,720 3,5002,200 (2) 420 Unearned Revenue Service Revenue 410 2,540 (6) 2,950 9,800 (1) 9,800 Advertising Expense 1,100 1,100