SOLUTION: X-y=6 2x-3z=16 2y+z=4

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Question 1029980: X-y=6
2x-3z=16
2y+z=4
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Use Cramer's rule,
A=%28matrix%283%2C3%2C%0D%0A1%2C-1%2C0%2C%0D%0A2%2C0%2C-3%2C%0D%0A0%2C2%2C1%29%29
abs%28A%29=8
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A%5Bx%5D=%28matrix%283%2C3%2C%0D%0A6%2C-1%2C0%2C%0D%0A16%2C0%2C-3%2C%0D%0A4%2C2%2C1%29%29
abs%28A%5Bx%5D%29=64
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A%5By%5D=%28matrix%283%2C3%2C%0D%0A1%2C6%2C0%2C%0D%0A2%2C16%2C-3%2C%0D%0A0%2C4%2C1%29%29
abs%28A%5By%5D%29=16
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A%5Bz%5D=%28matrix%283%2C3%2C%0D%0A1%2C-1%2C6%2C%0D%0A2%2C0%2C16%2C%0D%0A0%2C2%2C4%29%29
abs%28A%5Bz%5D%29=0
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x=abs%28A%5Bx%5D%29%2Fabs%28A%29=64%2F8=8
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y=abs%28A%5By%5D%29%2Fabs%28A%29=16%2F8=2
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z=abs%28A%5Bz%5D%29%2Fabs%28A%29=0%2F8=0
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