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Solve the System of Linear Equations A) (−1,5,1,−2)( - 1,5,1 , - 2 )

Question 14

Multiple Choice

Solve the system of linear equations.
{x+y+z+w=3−x−y+z+w=−5x+3z+w=−6−4x−4y−2z−w=−13\left\{ \begin{array} { c } x + y + z + w = 3 \\- x - y + z + w = - 5 \\x \quad + 3 z + w = - 6 \\- 4 x - 4 y - 2 z - w = - 13\end{array} \right.


A) (−1,5,1,−2) ( - 1,5,1 , - 2 )
B) (−1,−2,5,1) ( - 1 , - 2,5,1 )
C) (1,5,−2,−1) ( 1,5 , - 2 , - 1 )
D) (−1,5,−2,1) ( - 1,5 , - 2,1 )
E) inconsistent

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