Heidi Jara opened Martinezs Cleaning Service on July 1, 2019. During July, the following transactions were completed.

July 1		Stockholders invested $19,900 cash in the business in exchange for common stock.
1		Purchased used truck for $9,100, paying $4,200 cash and the balance on account.
3		Purchased cleaning supplies for $2,000 on account.
5		Paid $1,680 cash on a 1-year insurance policy effective July 1.
12		Billed customers $4,600 for cleaning services.
18		Paid $1,600 cash on amount owed on truck and $1,500 on amount owed on cleaning supplies.
20		Paid $2,400 cash for employee salaries.
21		Collected $3,300 cash from customers billed on July 12.
25		Billed customers $6,000 for cleaning services.
31		Paid $350 for the monthly gasoline bill for the truck.
31		Paid a $5,700 cash dividend.

The chart of accounts for Martinezs Cleaning Service contains the following accounts: No. 101 Cash, No. 112 Accounts Receivable, No. 126 Supplies, No. 130 Prepaid Insurance, No. 157 Equipment, No. 158 Accumulated DepreciationEquipment, No. 201 Accounts Payable, No. 212 Salaries and Wages Payable, No. 311 Common Stock, No. 320 Retained Earnings, No. 332 Dividends, No. 350 Income Summary, No. 400 Service Revenue, No. 631 Supplies Expense, No. 633 Gasoline Expense, No. 711 Depreciation Expense, No. 722 Insurance Expense, and No. 726 Salaries and Wages Expense.

Journalize the July transactions.

Post the July transactions.

Prepare a trial balance at July 31 on a worksheet. Enter the following adjustments on the worksheet and complete the worksheet.

(1)		Unbilled and uncollected revenue for services performed at July 31 were $2,700.
(2)		Depreciation on equipment for the month was $400.
(3)		One-twelfth of the insurance expired.
(4)		An inventory count shows $700 of cleaning supplies on hand at July 31.
(5)		Accrued but unpaid employee salaries were $1,000.

Prepare an income statement for July.

Prepare a retained earnings statement for July. (List items that increase retained earnings first.)