Creative Sound Systems sold investments, land, and its own common stock for $30 million, $15 million, and

Question:

Creative Sound Systems sold investments, land, and its own for $30 million, $15 million, and $40 million, respectively. Creative Sound Systems also purchased treasury stock, equipment, and a patent for $21 million, $25 million, and $12 million, respectively. What amount should the company report as net cash flows from investing activities?
Common Stock
Common stock is an equity component that represents the worth of stock owned by the shareholders of the company. The common stock represents the par value of the shares outstanding at a balance sheet date. Public companies can trade their stocks on...