Answer:
  Cash
Debit   Credit
2,300
8,300(3)
      1,000(4)
      1,800(5)
1,100(6) Â Â Â Â Â Â
8,900
Account Receivable
Debit       Credit
3,100
9,300 (1)
         8,300(3)
4,100
   Supplies
Debit       Credit
 290
1,350 (2) Â Â Â Â Â Â
1,640
Account Payable
Debit       Credit
          2,400
           1,350(2)
 1,800(5)         Â
          1,950 Â
Deferred Reveue
Debit       Credit
           190
          1,100(6)
          1,290
Serivce Revenue
Debit       Credit
          9,300 (1)
Advertizing expense
Debit       Credit
1,100(4)
Explanation:
we post the same value under the same side as the jounral entry. we just move the information of the jounral entries into the t-account no calcualtion is needed in this proceess. Only the balance at the end. For the banace we add each column and subtract one from another.
In brackets is the reference to the transactio number fromo which the value comes form.