SOLUTION: 2) Solve the following linear system using matrices: 2x-y+3z=-4 x-2y+z=-1 x-5y+2z=-3

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Question 330501: 2) Solve the following linear system using matrices:
2x-y+3z=-4
x-2y+z=-1
x-5y+2z=-3
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
[A]=%28matrix%283%2C3%2C2%2C-1%2C3%2C1%2C-2%2C1%2C1%2C-5%2C2%29%29
[b]=%28matrix%283%2C1%2C-4%2C-1%2C-3%29%29
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det[A]=-6
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[A]inv=%281%2F6%29%2A%28matrix%283%2C3%2C1%2C-13%2C5%2C-1%2C1%2C1%2C-3%2C9%2C-3%29%29
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[x]=[A]inv[b]=%28matrix%283%2C1%2C16%2F3%2C-1%2F3%2C-5%29%29