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Solve the System of Equations by Using an Inverse Matrix $\begin{array} { l } - 5 x + 3 y = 8 \\2 x - 4 y = - 20\end{array}$

Question 246

Multiple Choice

Solve the system of equations by using an inverse matrix.
- $\begin{array} { l } - 5 x + 3 y = 8 \\2 x - 4 y = - 20\end{array}$
$2 x - 4 y = - 20$

A) $( - 2 , - 6 )$
B) $( 6,2 )$
C) $( 2,6 )$
D) $( - 6 , - 2 )$

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