1. Equipment with a book value of $80,500 and an original cost of $162,000 was sold at a loss of $31,000.
2. Paid $106,000 cash for a new truck.
3. Sold land costing $325,000 for $405,000 cash, yielding a gain of $80,000.
4. Long-term investments in stock were sold for $92,100 cash, yielding a gain of $17,000.

Use the above information to determine cash flows from investing activities. (Amounts to be deducted should be indicated with a minus sign.)