Solve For $x$ And $y$ A) $x = - 2$ $y = - 1$

question 101

Multiple Choice

Solve $\left[ \begin{array} { l l } 1 & 2 \\3 & 4\end{array} \right] \left[ \begin{array} { l } x \\y\end{array} \right] = \left[ \begin{array} { l } 1 \\2\end{array} \right]$ for $x$ and $y$

• A) \(x = - 2\), \(y = - 1\)
• B) \(x = - \frac { 3 } { 2 }\), \(y = - 2\)
• C) \(x = 0\), \(y = \frac { 1 } { 2 }\)
• D) \(x = \frac {3} { 2 }\), \(y = - \frac { 3 } { 2 }\)
• E) none

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