Answer and Explanation:
The journal entries are given below:
On May 4
Account payable $610
To cash $610
(To record the cash paid)
On May 7
Account receivable $6,840
To service revenue $6,840
(To record the service on account)
On May 8
Supplies $870
To Account payable $870
(To record supplies purchased on account)
On May 9
Equipment $1,930
To cash $1,930
(To record the equipment purchase)
On May 17
Salary expense $700
To cash $700
(To record the salaries expense)
On May 22
Repair expense $800
To Account payable $800
(To record the received bill for repairing of an equipment)
On May 29
Prepaid rent $1,280
To cash $1,280
(To record the cash paid)