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How do you solve using gaussian elimination or gauss-jordan elimination, $3 x + 4 y - 7 z + 8 w = 0$ $3x + 4y -7z + 8w =0$ , $4 x + 2 y + 8 w = 12$ $4x +2y+ 8w = 12$ , $10 x - 12 y + 6 z + 14 w = 5$ $10x -12y +6z +14w=5$ ?

1 Answer

Apr 25, 2016

Not solvable.

Explanation:

You have only 3 equations but 4 variables.

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