How do I fill out an accounting equation form for these?

Oct. 6 Issued Check 1002 for $4,100 to purchase art equipment.

Oct. 7 Purchased supplies for $1,670; paid with Check 1003.

Oct. 10 Issued Check 1004 for $800 for office cleaning service.

Oct. 12 Performed services for $4,200 in cash and $1,800 on credit. (Use a compound entry.)

Oct. 15 Returned damaged supplies for a cash refund of $300.

Oct. 18 Purchased a computer for $3,000 from Office Furniture Mart, Inc., Invoice 7108; issued Check 1005 for a $1,750 down payment, with the balance payable in 30 days. (Use one compound entry.)

Oct. 20 Issued Check 1006 for $9,500 to Office Furniture Mart, Inc., as payment on account for Invoice 6704. Oct. 26 Performed services for $4,800 on credit.

Oct. 27 Paid $375 for monthly telephone bill; issued Check 1007.

Oct. 30 Received $4,200 in cash from credit customers.

Oct. 30 Mailed Check 1008 to pay the monthly utility bill of $1,080.

Oct. 30 Issued Checks 10091011 for $9,000 for salaries.