Presented below are a number of economic events. Using the format shown after the transactions, indicate whether the event Uncluding its amount) increased (+), decreased (-1, or had no effect ONE) on each element of the accounting equation 1 Purchased supplies on account, $230 2 Provided a service on account $660 Paid salaries expense, $310. 4 Issued common shares in exchange for cash, $4,000 5. Declared and paid $20 of dividends to shareholders 6 Received cash from a customer who had previously been billed for services provided. 1660 item 2), 7 Paid account owed to supplier on account, $230 (see item 1) 8 Paid for insurance in advance, $120 2 Received cash in advance from a customer for services to be performed in the future, $350 10. Performed the service that the customer previously paid for see item Cash 1 Receivable NE 4000 NE 660 NE NE 350 660 660 Suppli 230 Insurance 120 Accounts Payable 230 230 Deferred Revenue Common Shares Revenues 350 4000 i 160