Use a Matrix Approach to Solve the System $$\left( \begin{array} { r l l l } 2 x - 5 y & = & 21 \\x + 2 y & = & - 3\end{array} \right)$$

question 202

Short Answer

Use a matrix approach to solve the system. $$\left( \begin{array} { r l l l } 2 x - 5 y & = & 21 \\x + 2 y & = & - 3\end{array} \right)$$ If a system is inconsistent, so indicate. In those cases enter inconsistent . Otherwise, enter your answer in the form ( x , y ).

Analyze the effects of holding cash versus depositing in banks on the money supply.

Recognize the implications of changes in the required reserve ratio on the banking system and the money supply.

Comprehend the functions and tools of the Federal Reserve in regulating the money supply.

Understand the role of commercial banks in the money expansion process through loans and deposits.

---

Definitions:

Return on Sales Ratio

A measure of a company's operational efficiency, calculated by dividing operating profit by net sales.

Return on Total Assets

A profitability ratio that measures the net income produced by total assets during a period by comparing net income to the average total assets.

Ratio

A relationship of two quantities or numbers, one divided by the other.

Trend Percentage

A financial analysis tool that shows how a set of financial or quantitative data changes over time, often expressed as a percentage.