A company's income statement showed the following: net income of $124,000 and depreciation expense of $30,000. An examination of the company's current assets and current liabilities showed the following changes as a result of operating activities: accounts receivable decreased $9,400; merchandise inventory increased $18,000; prepaid expenses decreased $6,200; accounts payable increased $3,400. Calculate the net cash provided or used by operating activities. Be sure to show your work