11. What is the adjusting entry for that portion of revenue received in advance of a service being performed which has now been earned? 12. Supplies and supplies expense? 13. Which of the following is the required adjusting journal entry? Insurance and insurance expense? 14. When a credit sale takes place what happens? 15. Expenses result in a decrease of what? 16. Which of the following is an example of an accrual entry? 17. Putting a number on the books that did not exist before? 18. What is the balance of the owners equity at the end of the month and is the balance a debit or credit? 19. Revenues