Final Answer:
To provide an accurate answer, the specific details of the investment need to be known. The question mentions an investment of $55,000 cash, a $21,000 computer system, and $9,000 of office equipment, but this information does not match any of the sources provided.
Explanation:
It seems that the question is about an investment made by S. Rey in a company in exchange for common stock. However, the details of the investment vary in the different sources provided. The investment amounts and the specific items invested (cash, computer system, office equipment) are different in each source. To provide an accurate answer, the specific details of the investment need to be known. The question mentions an investment of $55,000 cash, a $21,000 computer system, and $9,000 of office equipment, but this information does not match any of the sources provided.