Solve the System by Using the Substitution Method $$\left( \begin{array} { l } 7 x - 2 y = 26 \\x = 2 y - 4\end{array} \right)$$

question 36

Multiple Choice

Solve the system by using the substitution method. $$\left( \begin{array} { l } 7 x - 2 y = 26 \\x = 2 y - 4\end{array} \right)$$

• A) \(\left( 9 , \frac { 9 } { 2 } \right)\)
• B) \(\left( 5 , \frac { 9 } { 2 } \right)\)
• C) \(\left( \frac { 9 } { 2 } , 5 \right)\)
• D) infinitely many solutions
• E) no solutions

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Definitions:

Encoding Specificity Principle

A principle stating that the recall of information is improved when the contexts present at encoding and at retrieval are the same.

Retrieval

Retrieval is the process of bringing information from stored memory back into conscious awareness, an essential part of the memory process in cognitive psychology.

Acquisition

Acquisition refers to the initial stage of learning or conditioning in which a response is first established.

Long-term Potentiation

A long-lasting enhancement in signal transmission between two neurons that results from stimulating them simultaneously, believed to be a cellular mechanism for learning and memory.