Use Cramer's Rule to Solve the System of Equations $$\begin{array} { l } - 7 x - 7 y = 14 \\- 4 x - 4 y = 8\end{array}$$

question 343

Multiple Choice

Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set.
- $$\begin{array} { l } - 7 x - 7 y = 14 \\- 4 x - 4 y = 8\end{array}$$

• A) \(\{ ( - 2,0 ) \}\)
• B) \(\{ ( - 2,1 ) \}\)
• C) \(\{ ( - 3,1 ) \}\)
• D) Cramer's rule does not apply since \(D = 0\); \(\varnothing\)

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