Solve using Cramer's rule.
-$$\begin{array} { r }
3 x - 7 y - z = - 40 \
x - 4 y - 5 z = - 36 \
- 9 x + y + z = - 44
\end{array}$$
A) $( 6 , - 8 , - 2 )$
B) $( 7,6,2 )$
C) $( 6,8,2 )$
D) $( 8,2,8 )$

Question

Solve using Cramer's rule.
-$$\begin{array} { r } 
3 x - 7 y - z = - 40 \
x - 4 y - 5 z = - 36 \
- 9 x + y + z = - 44
\end{array}$$
A) $( 6 , - 8 , - 2 )$
B) $( 7,6,2 )$
C) $( 6,8,2 )$
D) $( 8,2,8 )$

Quizplus · Accepted Answer

The Answer of Solve using Cramer's rule.
-$$\begin{array} { r } 
3 x - 7 y - z = - 40 \
x - 4 y - 5 z = - 36 \
- 9 x + y + z = - 44
\end{array}$$
A) $( 6 , - 8 , - 2 )$
B) $( 7,6,2 )$
C) $( 6,8,2 )$
D) $( 8,2,8 )$

Solve Using Cramer's Rule 3x−7y−z=−40x−4y−5z=−36−9x+y+z=−44\begin{array} { r } 3 x - 7 y - z = - 40 \\x - 4 y - 5 z = - 36 \\- 9 x + y + z = - 44\end{array}3x−7y−z=−40x−4y−5z=−36−9x+y+z=−44​

Solve Using Cramer's Rule $\begin{array} { r } 3 x - 7 y - z = - 40 \\x - 4 y - 5 z = - 36 \\- 9 x + y + z = - 44\end{array}$