can someone help me figure out the purchase of equipment and purchase of a patent

Creative Sound Systems sold investments, land, and its own common stock for $33.0 million. $14.7million, and $39.4 million. respectively, Creative Sound Systems also purchased treasury stock, equipment, and a patent for $20.7million, $24.7million, and $11.7 million, respectively. What amount should the company report as net cash flows from investing actlvities? (List cash outflows and any decrease in cash as negative amounts. Round your answers to 1 decimal place. Enter your answers in millions (i.e., $10,100,000 should be entered as 10.1).)