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How do you solve using gaussian elimination or gauss-jordan elimination, $x - 8 y + z - 4 w = 1$ $x - 8y + z - 4w = 1$ , $7 x + 4 y + z + 5 w = 2$ $7x + 4y + z + 5w = 2$ , $8 x - 4 y + 2 z + w = 3$ $8x - 4y + 2z + w = 3$ ?

1 Answer

Jan 18, 2016

The given system can not be solved

Explanation:

A system with 4 variables requires (at least) 4 equations before it can be solved.

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