Use Matrices to Solve the System $$\left\{ \begin{aligned}5 x + y + 10 z & = 9 \\4 x + 2 y - 10 z & = 84 \\3 x - 4 y & = 11\end{aligned} \right.$$

question 6

Multiple Choice

Use matrices to solve the system. $$\left\{ \begin{aligned}5 x + y + 10 z & = 9 \\4 x + 2 y - 10 z & = 84 \\3 x - 4 y & = 11\end{aligned} \right.$$

• A) \(( 9,9 , - 4 )\)
• B) \(( 9,4 , - 4 )\)
• C) \(( 4,9 , - 4 )\)
• D) \(( 4,4 , - 9 )\)
• E) \(\text { The system is inconsistent. }\)

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An accounting principle that means the significance of financial information to decision-making; insignificant details are disregarded.

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A characteristic of accounting information that allows users to analyze two or more periods of financial data or companies to identify trends and differences.

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