Solve the Matrix Equation A) $x = 2 , y = - 1 , z = 4$

question 7

Multiple Choice

Solve the matrix equation.
- $\left[ \begin{array} { r r r } 2 & 8 & 6 \\ 4 & 2 & - 2 \\ 3 & - 1 & 1 \end{array} \right] \left[ \begin{array} { l } x \\ y \\ z \end{array} \right] = \left[ \begin{array} { l } 20 \\ - 2 \\ 11 \end{array} \right]$

• A) \(x = 2 , y = - 1 , z = 4\)
• B) \(x = 2 , y = 1 , z = 6\)
• C) \(x = - 1 , y = 6 , z = 1\)
• D) \(x = - 1 , y = 2 , z = 1\)

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Definitions:

Receivables

Amounts due from individuals and other companies.

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A financial statement analysis method that expresses each item within a statement as a percentage of a base figure, facilitating comparison across periods.

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Costs paid in advance for goods or services to be received in the future.

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The sum of all assets owned by a company, both current and non-current, used to calculate the company's financial health.