Solve.
-$$\begin{array} { c }
7 x + 7 y + z = 1 \
x + 8 y + 8 z = 8 \
9 x + y + 9 z = 9
\end{array}$$
A) $( 0,1,0 )$
B) $( 1 , - 1,1 )$
C) $( - 1,1,1 )$
D) $( 0,0,1 )$

Question

Solve.
-$$\begin{array} { c } 
7 x + 7 y + z = 1 \
x + 8 y + 8 z = 8 \
9 x + y + 9 z = 9
\end{array}$$
A) $( 0,1,0 )$
B) $( 1 , - 1,1 )$
C) $( - 1,1,1 )$
D) $( 0,0,1 )$

Quizplus · Accepted Answer

The Answer of Solve.
-$$\begin{array} { c } 
7 x + 7 y + z = 1 \
x + 8 y + 8 z = 8 \
9 x + y + 9 z = 9
\end{array}$$
A) $( 0,1,0 )$
B) $( 1 , - 1,1 )$
C) $( - 1,1,1 )$
D) $( 0,0,1 )$

Solve - 7x+7y+z=1x+8y+8z=89x+y+9z=9\begin{array} { c } 7 x + 7 y + z = 1 \\x + 8 y + 8 z = 8 \\9 x + y + 9 z = 9\end{array}7x+7y+z=1x+8y+8z=89x+y+9z=9​

Solve
- $\begin{array} { c } 7 x + 7 y + z = 1 \\x + 8 y + 8 z = 8 \\9 x + y + 9 z = 9\end{array}$