PLEASE HELP

Customers were billed for $2,600 for work completed. The Service Revenue unadjusted balance as of December 31 is $6,400. Adjustment Type: Accounts Receivable Service Revenue DO Completed services that were paid for six months earlier, $2,790, The Service Revenue unadjusted balance as of December 31 is $7,500. The Unearned Revenue balance as of December 31 is $11,000. Adjustment Type: Unearned Revenue Service Revenue