Current Attempt in Progress Selected accounts of Sandhill Company shows the following activity. Supplies Expense 7/31 800 Supplies 7/1 Bal. 1,700 7/31 800 7/10 650 Accounts Receivable 7/31 500 Salaries and Wages Expense 7/15 1,400 7/31 1,400 Salaries and Wages Payable 7/31 1,400 Unearned Service Revenue 7/31 1,200 7/1 Bal. 1,300 7/20 1,800 Service Revenue 7/14 2,300 7/31 1,200 7/31 500 (a) After analyzing the accounts, journalize the July transactions. (Hint: July transactions were for cash.) (Credit account titles are automatically indented when the amount is entered. Do not indent manually. Record journal entries in the order presented in the problem.) Date Account Titles and Explanation Debit Credit (b) After analyzing the accounts, journalize the adjusting entries that were made on July 31. (Credit account titles are automatically indented when the amount is entered. Do not indent manually. Record journal entries in the order presented in the problem.) Date Account Titles and Explanation Debit Credit (To record supplies used) (To record revenue for services performed) (To record accrued salaries and wages) (To record revenue for services performed)