Answer:
Debit Supplies expense $9200
Credit Supplies account $9200
Step-by-step explanation:
The adjustment required is for the recognition of supplies used. When supplies are purchased, Debit Supplies account, credit cash or accounts payable. On use of supplies, Debit Supplies expense, credit Supplies account
The movement in the balance of supplies at the start and end of a period is as a result of usage and purchases. While usage reduces the balance in supplies, purchases increases the balance. This may be expressed mathematically as
Opening balance + purchases - units used = closing balance
$2,700 + $9,600 - Units used = $3,100
Units used = $2,700 + $9,600 - $3,100
= $9,200