how would be this entry

the accounting reacord of gholghola group company include the following unadjusted balancest at may 31:account receivable$1200, supplies$600, salary pable$ 0, unearned service revenue $400, service revenue$4700, salary exp,1200,supplies expense,so,gholghola group accountant developes the following data for the may 31 adjusting entries.
a:supplies on hand$400
b:salary owed to employee$400
c:service revenue accured,$350
d:unearned service revenue thar has been earned$250
i did this jornal then ledger and finally adjusted trialblace but the debit is deffrent with credite