Use Cramer's Rule to Solve the System of Equations $$\begin{array} { l } x + y = - 1 \\x + y = - 6\end{array}$$

question 134

Multiple Choice

Use Cramer's rule to solve the system of equations. If D = 0, use another method to determine the solution set.
- $$\begin{array} { l } x + y = - 1 \\x + y = - 6\end{array}$$

• A) \(\{ ( 0 , - 7 ) \}\)
• B) \(\{ ( - 1 , - 6 ) \}\)
• C) Cramer's rule does not apply since \(D = 0 ; \{ ( - 6 - y , y ) \}\)
• D) Cramer's rule does not apply since \(D = 0 ; \varnothing\)

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