Answer:
Debit Supplies expense (p/l) $2,800
Credit Supplies Inventory $2,800
Step-by-step explanation:
Supplies at hand = $2,100
Purchases = $3,500
Closing balance = $2,800
Amount used up = $2,100 + $3,500 - $2,800
= $2,800
Appropriate month-end adjusting entry is
Debit Supplies expense (p/l) $2,800
Credit Supplies Inventory $2,800
Being entries to write off supplies used during the month.