Use Cramer S Rule to Solve the System of Equations $\left\{ \begin{array} { l } x + 2 y + 2 z = 7 \\2 x + y + 2 z = 6 \\2 x + 2 y + z = - 3\end{array} \right.$

question 182

Multiple Choice

Use Cramer s rule to solve the system of equations, if possible. $\left\{ \begin{array} { l } x + 2 y + 2 z = 7 \\2 x + y + 2 z = 6 \\2 x + 2 y + z = - 3\end{array} \right.$

• A) \(( - 3 , - 2,7 )\)
• B) \(( - 3,2 , - 7 )\)
• C) \(( 3 , - 2,7 )\)
• D) dependent
• E) inconsistent

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