SOLUTION: Solve: 3w-2x+4y-z=-2 5w+3x-2y+7z=-36 2w-5x+6y-2z=2 -4w+6x-8y+9z=-26

Algebra.Com
Question 212206: Solve:
3w-2x+4y-z=-2
5w+3x-2y+7z=-36
2w-5x+6y-2z=2
-4w+6x-8y+9z=-26

Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
3w-2x+4y-z=-2
5w+3x-2y+7z=-36
2w-5x+6y-2z=2
-4w+6x-8y+9z=-26
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I have an Excel sheet that does these using determinants.
w = -2
x = 1
y = 1/2
z = -4
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If you want info on how to do them, email me via the thank you note.

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