Solve the system of equations.
-$$\begin{array} { l }
x - y + z = - 7 \
x + y + z = 1 \
x + y - z = 9
\end{array}$$
A) $\{ ( 1 , - 4,4 ) \}$
B) $\{ ( 4 , - 4,1 ) \}$
C) $\{ ( - 4,1,4 ) \}$
D) $\{ ( 1,4 , - 4 ) \}$

Question

Solve the system of equations.
-$$\begin{array} { l } 
x - y + z = - 7 \
x + y + z = 1 \
x + y - z = 9
\end{array}$$
A) $\{ ( 1 , - 4,4 ) \}$
B) $\{ ( 4 , - 4,1 ) \}$
C) $\{ ( - 4,1,4 ) \}$
D) $\{ ( 1,4 , - 4 ) \}$

Quizplus · Accepted Answer

The Answer of Solve the system of equations.
-$$\begin{array} { l } 
x - y + z = - 7 \
x + y + z = 1 \
x + y - z = 9
\end{array}$$
A) $\{ ( 1 , - 4,4 ) \}$
B) $\{ ( 4 , - 4,1 ) \}$
C) $\{ ( - 4,1,4 ) \}$
D) $\{ ( 1,4 , - 4 ) \}$

Solve the System of Equations x−y+z=−7x+y+z=1x+y−z=9\begin{array} { l } x - y + z = - 7 \\x + y + z = 1 \\x + y - z = 9\end{array}x−y+z=−7x+y+z=1x+y−z=9​

Solve the System of Equations $\begin{array} { l } x - y + z = - 7 \\x + y + z = 1 \\x + y - z = 9\end{array}$