Solve the system by using the inverse of the coefficient matrix.
-$$\begin{array} { r }
x + 3 y = - 8 \
- 14 x - 4 y = - 2
\end{array}$$
A) $\{ ( - 3,1 ) \}$
B) $\{ ( 3 , - 1 ) \}$
C) $\{ ( - 1,3 ) \}$
D) $\{ ( 1 , - 3 ) \}$

Question

Solve the system by using the inverse of the coefficient matrix.
-$$\begin{array} { r } 
x + 3 y = - 8 \
- 14 x - 4 y = - 2
\end{array}$$
A) $\{ ( - 3,1 ) \}$
B) $\{ ( 3 , - 1 ) \}$
C) $\{ ( - 1,3 ) \}$
D) $\{ ( 1 , - 3 ) \}$

Quizplus · Accepted Answer

The Answer of Solve the system by using the inverse of the coefficient matrix.
-$$\begin{array} { r } 
x + 3 y = - 8 \
- 14 x - 4 y = - 2
\end{array}$$
A) $\{ ( - 3,1 ) \}$
B) $\{ ( 3 , - 1 ) \}$
C) $\{ ( - 1,3 ) \}$
D) $\{ ( 1 , - 3 ) \}$

Solve the System by Using the Inverse of the Coefficient x+3y=−8−14x−4y=−2\begin{array} { r } x + 3 y = - 8 \\- 14 x - 4 y = - 2\end{array}x+3y=−8−14x−4y=−2​

Solve the System by Using the Inverse of the Coefficient $\begin{array} { r } x + 3 y = - 8 \\- 14 x - 4 y = - 2\end{array}$