Solve the system.
-$$\left\{ \begin{array} { l }
x - y + z = - 11 \
x + y + z = - 1 \
x + y - z = 1
\end{array} \right.$$
A) $( - 1 , - 5,5 )$
B) $( - 5,5 , - 1 )$
C) $( - 5 , - 1,5 )$
D) $\varnothing$

Question

Solve the system.
-$$\left\{ \begin{array} { l } 
x - y + z = - 11 \
x + y + z = - 1 \
x + y - z = 1
\end{array} \right.$$
A) $( - 1 , - 5,5 )$
B) $( - 5,5 , - 1 )$
C) $( - 5 , - 1,5 )$
D) $\varnothing$

Quizplus · Accepted Answer

The Answer of Solve the system.
-$$\left\{ \begin{array} { l } 
x - y + z = - 11 \
x + y + z = - 1 \
x + y - z = 1
\end{array} \right.$$
A) $( - 1 , - 5,5 )$
B) $( - 5,5 , - 1 )$
C) $( - 5 , - 1,5 )$
D) $\varnothing$

Solve the System {x−y+z=−11x+y+z=−1x+y−z=1\left\{ \begin{array} { l } x - y + z = - 11 \\x + y + z = - 1 \\x + y - z = 1\end{array} \right.⎩⎨⎧​x−y+z=−11x+y+z=−1x+y−z=1​

Solve the System $\left\{ \begin{array} { l } x - y + z = - 11 \\x + y + z = - 1 \\x + y - z = 1\end{array} \right.$