Use Cramer's Rule, If Possible, to Solve the System of Linear

question 38

Multiple Choice

Use Cramer's Rule, if possible, to solve the system of linear equations.
- $\left\{ \begin{array} { c } 9 x - 8 y - z = - 52 \\ x - 6 y + 5 z = - 16 \\ - 2 x + y + z = 10\end{array} \right.$

• A) \((1 , - 7 , - 5)\)
• B) \(( 1,7,5 )\)
• C) \(( 2,5,5 )\)
• D) \(( 7,5,7 )\)

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Definitions:

Quantity Demanded

The complete quantity of a product or service that buyers are ready and capable of buying at a certain price during a designated time frame.

Demand Curve

A graph showing the relationship between the price of a good and the quantity demanded by consumers.

Supply Curve

A graphical representation showing the relationship between the price of a good and the quantity of the good that suppliers are willing to offer for sale.

Production Possibility Frontier

A graph that shows the maximum possible output combinations of two goods or services an economy can achieve when using all available resources efficiently.