A) X=4, Y=-1, Z=5, W=-4
B) X=-1

question 179

Multiple Choice

$\left\{ \begin{array} { l } 2 x + y - 4 z + w = - 17 \\- x + 2 y + z - 2 w = 7 \\4 x - y + 2 z + 4 w = 11 \\x + y - 2 z - w = - 3\end{array} \right.$

• A) x=4, y=-1, z=5, w=-4
• B) x=-1, y=3, z=6, w=1
• C) x=4, y=-2, z=0, w=4
• D) x=-4, y=-5, z=10, w=4

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Definitions:

Corruptive

Referring to actions or behaviors that are dishonest, unethical, or designed to achieve an unfair advantage.

Iron Law

A principle suggesting that strong and enduring political organizations or movements tend towards oligarchy, even when they start out democratically.

Personal Integrity

Adherence to moral and ethical principles, characterized by honesty, consistency, and accuracy in one’s actions and beliefs.

Unethical Behavior

Actions that violate moral or professional standards of conduct.