Use Cramer's Rule to Solve the System of Equations $\begin{array} { r } - 5 x + 6 y - z = - 8 \\x + 8 y + 5 z = 86 \\- 8 x + y + z = - 35\end{array}$

question 46

Multiple Choice

Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set.
$\begin{array} { r } - 5 x + 6 y - z = - 8 \\x + 8 y + 5 z = 86 \\- 8 x + y + z = - 35\end{array}$

• A) {(7,3,8)}
• B) {(6,5,8)}
• C) {(6,-5,-8)}
• D) {(5,8,5)}

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Definitions:

Diagnose

The process of identifying a disease, condition, or injury from its symptoms and signs through examination and testing.

Autopsy

A post-mortem examination of a body to determine the cause of death or the extent of disease, performed by a pathologist.

Delirium

A serious disturbance in mental abilities that results in confused thinking and reduced awareness of the environment.

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Pertains to something not being discovered or noticed, often used in medical or psychological contexts.