A) X=1, Y=-1, Z=3, W=-2
B) X=-3

question 103

Multiple Choice

$\left\{ \begin{array} { l } 2 x + 4 y - 3 z + w = - 10 \\- x + y + 3 z - w = - 2 \\4 x - y + z + 3 w = 13 \\x + y + 2 z - w = 3\end{array} \right.$

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

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Definitions:

Psychology

The scientific study of the mind and behavior, encompassing various aspects of conscious and unconscious experiences as well as thoughts.

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Assets, capital, and other resources available for use in the production and consumption of goods and services.

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Researchers who focus on how evolutionary principles explain human thoughts, feelings, and behaviors through the lens of adaptation and survival.

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