1. Paid monthly utility bill. 2. Purchased new display case for cash. 3. Paid cash for repair work on security system. 4. Billed customers for services performed. 5. Received cash from customers billed in transaction 4. 6. Dividends paid to owners. 7. Incurred advertising expenses on account. 8. Paid monthly rent. 9. Received cash from customers when service was rendered. List the number of the transaction and then describe the effect of each transaction on assets, liabilities, and stockholders' equity.