Presented below are three transactions. Mark each transaction as affecting owners investment (I), owners drawings (D), revenue

Question:

Presented below are three transactions. Mark each transaction as affecting owner’s investment (I), owner’s drawings (D), revenue (R), expense (E), or not affecting owner’s equity (NOE).
_______(a) Received cash for services performed
_______(b) Paid cash to purchase equipment
_______(c) Paid employee salaries