Solve the System, If Possible, by Using Cramer's Rule $$\begin{array} { l } - 12 ( x + y ) = - 4 x - 28 \\- 2 x = 3 y - 7\end{array}$$

question 122

Multiple Choice

Solve the system, if possible, by using Cramer's rule. If Cramer's rule does not apply, solve the system by
using another method.
- $$\begin{array} { l } - 12 ( x + y ) = - 4 x - 28 \\- 2 x = 3 y - 7\end{array}$$

• A){ }
• B) \(\{ - 5,1 \}\)
• C) \(\left\{ \left( - \frac { 3 } { 2 } y + \frac { 7 } { 2 } \right) \mid y \right.\) is any real number \(\}\)
• D) \(\{ 5 , - 1 \}\)

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Definitions:

Social Conventions

Established norms and agreed upon standards of behavior in a society.

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Regulations or guidelines that were established before a particular event or situation.

Elaborate Rules

Detailed and sometimes complex guidelines and principles designed to govern behavior or procedural processes.

Perspective

The viewpoint or angle from which something is considered or evaluated, shaping understanding and interpretation.