Please answer this appropriately. Thank You...

1) MapleLeaf company find the owing servce $18,000 in the unearned revenue has been provided during the September 2) In the beginning of the September, there was $200 in the office supplies account. The company purchased another $700 office supples in the Septermber. After the whole month, now only $150 office supplies left over there. 3) Business paid $3000 in advance for three month rent in the beginning of the September. Now it has been one month. 4) On Sep1, the business bought a computer server for 28,000, estimated useful life is 5 years. The residue value is $4000 5) Business has the record showing the previous month owing for salary $3200. And during September, business also has the salary $3000, which has not been recorded and paid yet. Please pay them together 6) Business did not receive the utility bill for September. So, the utility provider send over electricity bill \$450 for September. 7) Sept 1,2020 business bought one copier machine for $36,000. The estimated useful life is 5 years with no residue value. Please record the September monthend adjusting entries for the above transactions. If there is a calculation involved, please show me the calculation details