Answer: -$70,500
Explanation:
Cashflows from investing activities are those that are related to the acquisition or sale of fixed assets as well as transactions involving securities owned by other companies.
Cashflows from Investing Activities are:
Cash used for purchase of mining equipment -83,000
Cash provided from sale of equipment purchased in c. above +23,500
Purchase of company vehicle -11,000
Net Cashflow from Investing activities -$70,500