What is the net cash provided used by investing activities?

Vaughn's Vegetable Market had the following transactions during 2020: 1. Issued $54000 of par value common stock for cash. 2. Repaid a 6 year note payable in the amount of $21900. 3. Acquired land by issuing common stock of par value $100000. 4. Declared and paid a cash dividend of $1800. 5. Sold a long-term investment (cost $3200 ) for cash of $7900. 6. Acquired an investment in IBM stock for cash of $15000. What is the net cash provided used by investing activities? $37100 $15000 $7900 ($7100)