need help answering a,b,c,d,e,f,and g

Learning Objectives 3, 4 P3-35A Journalizing and posting adjustments to the T-accounts and preparing an adjusted trial balance The unadjusted trial balance of Anniston Air Purification System at December 31, 2018, and the data needed for the adjustments follow. 3. Adjusted trial balance total $75,600 ANNISTON AIR PURIFICATION SYSTEM Unadjusted Trial Balance December 31, 2018 Balance Debit Credit $ 7,500 19.700 2.900 22.000 $ 3.900 2.900 SESS Account Title S Cash Accounts Receivable Prepaid Rent Office Supplies Equipment Accumulated Depreciation Equipment Accounts Payable Salaries Payable Unearned Revenue Anniston, Capital Anniston. Withdrawals Service Revenue Salaries Expense Rent Expense Depreciation Expense Equipment Advertising Expense Supplies Expense Total al 3.100 4800 $69.000 $69.000 Adjustment data at December 31 follow a. On December 15, Anniston contracted to perform services for a client receiving $3,100 in advance. Anniston recorded this receipt of cash as Unearned Revenue As of December 31, Anniston has completed $2,100 of the services b. Anniston prepaid two months of rent on December 1. (Assume the Prepaid Rent balance as shown on the unadjusted trial balance represents the two months of rent prepaid on December 1.) c. Anniston used $750 of office supplies d. Depreciation for the equipment is $850. e. Anniston received a bill for December's online advertising, $1,100. Anniston will not pay the bill until January (Use Accounts Payable.) f. Anniston pays its employees on Monday for the previous week's wages. Its employees cam $3,500 for a five-day workweek. December 31 falls on Wednesday this year. g On October 1, Anniston apreed to provide a four month air system check (beginning October 1) for a customer for $3,400. Anniston has completed the system check every month, but payment has not yet been received and no entries have been made