Use Cramer's Rule to Solve (If Possible)the System of Equations $$\left\{ \begin{array} { r } - 7 x + 11 y = 20 \\3 x - 9 y = 0\end{array} \right.$$

question 22

Multiple Choice

Use Cramer's Rule to solve (if possible) the system of equations.? $$\left\{ \begin{array} { r } - 7 x + 11 y = 20 \\3 x - 9 y = 0\end{array} \right.$$ ?

• A)(-6,-2)
• B)(6,-2)
• C)(-6,2)
• D)(6,2)
• E)(-2,-6)

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Definitions:

Avoidance Learning

A form of learning in which an individual learns a behavior to avoid an unpleasant or fearful stimulus.

Escape Learning

A form of learning in which the subject acquires a response that results in the termination of an aversive stimulus.

Punishment

A form of behavioral control involving the application of an unpleasant stimulus or removal of a pleasant stimulus in response to undesired behavior.

Positive Reinforcement

A technique in behavior modification that involves rewarding desirable behaviors, thereby increasing the likelihood of their recurrence.