Your company had the following components of working capital last year: Accounts receivable (start: $23,000 & end: $45,000); Inventory (start: $15,000 & end: $13,000); Accounts Payable (start: $13,000 & end: $14,000). What was the effect on the firm's cash flows from change in net working capital during this year? (answer in dollars, the answer can be positive or negative) Type your