how to solve it?

Exercise D-8 Concord Corporation provides security services. Selected transactions for Concord Corporation are presented below. Issued common stock in exchange for $72,600 cash from investors. Oct. 1 2 Hired part-time security consultant. Salary will be $2,200 per month. First day of work will be October 15. Paid 1 month of rent for building for $2,200. 4 7 Purchased equipment for $19,800, paying $4,400 cash and the balance on account. 8 Paid $600 for advertising. Received bill for equipment repair cost of $430. 10 12 Provided security services for event for $3,500 on account. Purchased supplies for $450 on account. 16 Paid balance due from October 7 purchase of equipment. 21 24 Received and paid utility bill for $163. 27 Received payment from customer for October 12 services performed. 31 Paid employee salaries and wages of $5,600. Equipment Accounts Payable Common Stock Service Revenue Advertising Expense Equipment Accounts Payable Common Stock Service Revenue Advertising Expense Advertising Expense Salaries and Wages Expense Maintenance & Repairs Expense Rent Expense Utilities Expense Prepare a trial balance at October 31, 2017. (Hint: Compute ending balances of T-accounts first.) CONCORD CORPORATION Trial Balance Debit Credit