Answer:
Closing entry
Date Account and explanation Debit Credit
Sep 30 Service revenue $47,200
Income summary $47,200
(To revenue closed)
Sep 30 Income summary $8,390
Wages expense $4,840
Office supplies expense $1,275
Repairs parts expense $925
Depreciation expense $1,350
(To close expense account)
Sep 30 Income summary $38,810
Retained earnings $38,810
(To close income summary)
Sep 30 Retained earnings $1,750
Dividend $1,750
(To close dividend)