Given the following information for Ahmed's company, prepare the necessary adjusting entry for each of the following: 1. Accrued salaries at year-end are $1,000 2. Invoices representing $900 of services performed but unrecorded. 3. Depreciation on equipment is $600 for the accounting period. 4. Unearned service revenue of $2,000 was earned during the year. 5. There was $5,000 of the supplies. At the end of the accounting period $1,000 of supplies were on hand. 1 Required: prepare the necessary adjusting entry