Solve the system.
-$$\begin{array} { l }
- 3 x - y + 9 z = 57 \
9 x + 7 y - 7 z = 13 \
- 5 x - 5 y + z = - 37
\end{array}$$
A) $\{ ( - 3,6,6 ) \}$
B) $\{ ( 3,8,6 ) \}$
C) $\{ ( 3,6,8 ) \}$
D) $\varnothing$

Question

Solve the system.
-$$\begin{array} { l } 
- 3 x - y + 9 z = 57 \
9 x + 7 y - 7 z = 13 \
- 5 x - 5 y + z = - 37
\end{array}$$
A) $\{ ( - 3,6,6 ) \}$
B) $\{ ( 3,8,6 ) \}$
C) $\{ ( 3,6,8 ) \}$
D) $\varnothing$

Quizplus · Accepted Answer

The Answer of Solve the system.
-$$\begin{array} { l } 
- 3 x - y + 9 z = 57 \
9 x + 7 y - 7 z = 13 \
- 5 x - 5 y + z = - 37
\end{array}$$
A) $\{ ( - 3,6,6 ) \}$
B) $\{ ( 3,8,6 ) \}$
C) $\{ ( 3,6,8 ) \}$
D) $\varnothing$

Solve the System −3x−y+9z=579x+7y−7z=13−5x−5y+z=−37\begin{array} { l } - 3 x - y + 9 z = 57 \\9 x + 7 y - 7 z = 13 \\- 5 x - 5 y + z = - 37\end{array}−3x−y+9z=579x+7y−7z=13−5x−5y+z=−37​

Solve the System $\begin{array} { l } - 3 x - y + 9 z = 57 \\9 x + 7 y - 7 z = 13 \\- 5 x - 5 y + z = - 37\end{array}$