SOLUTION: Solve the system of equations. x-y+z=-8 x+y+z=-6 x+y-z=4

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Question 362981: Solve the system of equations.
x-y+z=-8
x+y+z=-6
x+y-z=4
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
[A]=%28matrix%283%2C3%2C1%2C-1%2C1%2C1%2C1%2C1%2C1%2C1%2C-1%29%29
[x]=%28matrix%283%2C1%2Cx%2Cy%2Cz%29%29
[b]=%28matrix%283%2C1%2C-8%2C-6%2C4%29%29
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det[A]=-4
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[A]inv=-%281%2F4%29%2A%28matrix%283%2C3%2C-2%2C0%2C-2%2C2%2C-2%2C0%2C0%2C-2%2C2%29%29
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[x]=[A]inv[b]=%28matrix%283%2C1%2C-2%2C1%2C-5%29%29