Solve the System of Equations $$\begin{array} { l } - 13 + 4 z = 3 ( x - 2 y ) \\3 ( x - 4 y - z ) = - 18 \\- 3 ( 2 x + y ) + 3 z = 6\end{array}$$

question 8

Multiple Choice

Solve the system of equations.
- $$\begin{array} { l } - 13 + 4 z = 3 ( x - 2 y ) \\3 ( x - 4 y - z ) = - 18 \\- 3 ( 2 x + y ) + 3 z = 6\end{array}$$

• A) \(\{ ( - 1,1,1 ) \}\)
• B) \(\{ ( - 1,3,1 ) \}\)
• C) \(\{ ( - 1,3,3 ) \}\)
• D) \(\{ ( - 1 , - 3,1 ) \}\)

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Definitions:

Projective Tests

A type of personality test in which the individual offers responses to ambiguous scenes, words, or images, revealing hidden emotions and internal conflicts.

Low Reliability

A term used in statistics and psychometrics indicating that a test or measurement tool does not consistently produce the same results under the same conditions.

Low Validity

The degree to which a test or measurement fails to accurately or consistently measure what it is intended to measure.

Culture

The shared attitudes, values, goals, and practices that characterize a group, organization, or society.