Solve the system.
$\begin{array} { l }
4 x - 7 y - z = - 17 \
x + 3 y - 5 z = - 9 \
3 x + y + z = 21
\end{array}$
A) $\varnothing$
B) $\{ ( 4,5,4 ) \}$
C) $\{ ( - 4,4,8 ) \}$
D) $\{ ( 4,4,5 ) \}$

Question

Solve the system.
$\begin{array} { l } 
4 x - 7 y - z = - 17 \
x + 3 y - 5 z = - 9 \
3 x + y + z = 21
\end{array}$
A) $\varnothing$
B) $\{ ( 4,5,4 ) \}$
C) $\{ ( - 4,4,8 ) \}$
D) $\{ ( 4,4,5 ) \}$

Quizplus · Accepted Answer

The Answer of Solve the system.
$\begin{array} { l } 
4 x - 7 y - z = - 17 \
x + 3 y - 5 z = - 9 \
3 x + y + z = 21
\end{array}$
A) $\varnothing$
B) $\{ ( 4,5,4 ) \}$
C) $\{ ( - 4,4,8 ) \}$
D) $\{ ( 4,4,5 ) \}$

Solve the System 4x−7y−z=−17x+3y−5z=−93x+y+z=21\begin{array} { l } 4 x - 7 y - z = - 17 \\x + 3 y - 5 z = - 9 \\3 x + y + z = 21\end{array}4x−7y−z=−17x+3y−5z=−93x+y+z=21​

Solve the System $\begin{array} { l } 4 x - 7 y - z = - 17 \\x + 3 y - 5 z = - 9 \\3 x + y + z = 21\end{array}$