For each of the following first-quarter transactions, indicate whether operating (O). Investing (I), or financing activities (F) are affected and whether the effect is a cash inflow (+) or outflow (-). Use (NE) if the transaction has no effect on cash. Transaction S 1 Bought used equipment for cash 2 Paid cash to purchase new equipment 3 Declared and paid cash dividends to stockholders 4 Collected payments on account from customers. 5 Recorded and paid interest on debt to creditors 6. Repaid principal on loan from bank. 7 Prepaid rent for the following penod 8 Made payment to suppliers on account Activity Cash Flow