Solve the system by using the inverse of the coefficient matrix.
-$$\begin{array} { l }
2 x _ { 1 } - 4 x _ { 2 } = - 2 \
3 x _ { 1 } + 4 x _ { 2 } = - 23
\end{array}$$
A) $( - 2,5 )$
B) $( 5,2 )$
C) $( 2,5 )$
D) $( - 5 , - 2 )$

Question

Solve the system by using the inverse of the coefficient matrix.
-$$\begin{array} { l } 
2 x _ { 1 } - 4 x _ { 2 } = - 2 \
3 x _ { 1 } + 4 x _ { 2 } = - 23
\end{array}$$
A) $( - 2,5 )$
B) $( 5,2 )$
C) $( 2,5 )$
D) $( - 5 , - 2 )$

Quizplus · Accepted Answer

The Answer of Solve the system by using the inverse of the coefficient matrix.
-$$\begin{array} { l } 
2 x _ { 1 } - 4 x _ { 2 } = - 2 \
3 x _ { 1 } + 4 x _ { 2 } = - 23
\end{array}$$
A) $( - 2,5 )$
B) $( 5,2 )$
C) $( 2,5 )$
D) $( - 5 , - 2 )$

Solve the System by Using the Inverse of the Coefficient 2x1−4x2=−23x1+4x2=−23\begin{array} { l } 2 x _ { 1 } - 4 x _ { 2 } = - 2 \\3 x _ { 1 } + 4 x _ { 2 } = - 23\end{array}2x1​−4x2​=−23x1​+4x2​=−23​

Solve the System by Using the Inverse of the Coefficient $\begin{array} { l } 2 x _ { 1 } - 4 x _ { 2 } = - 2 \\3 x _ { 1 } + 4 x _ { 2 } = - 23\end{array}$