Transactions for the Oleg Thorn Company for the month of June are presented as follows. June 1 Oleg Thorn invests $5,000 cash in a small welding business of which he is the sole proprietor. 2 Purchases equipment on account for $3,600. 3 $800 cash is paid to landlord for June rent. 12 Sends a bill to K. Johnsen for $400 after completing welding work done on account. Identify the accounts to be debited and credited for each transaction.