Balance Sheet Assets Liabilities Current Assets Current Liabilities Cash 50 Accounts payable 42 Accounts receivable 22 Total current liabilities 42 Inventories 17 Total current assets 89 Long-Term Assets Long-Term Liabilities Net property, plant, and equipment 121 Long-term debt 128 Total long-term assets 121 Total long-term liabilities 128 Total Assets 210 Total Liabilities 170 Stockholders Equity 40 Total Liabilities and Stockholders Equity 210 10) The balance sheet for a small firm is shown above. All amounts are in thousands of dollars. What is this firm's Net Working Capital?