SOLUTION: y=-1+x y=4+z z=-1-x solve the question using cramer rule

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Question 924368: y=-1+x y=4+z z=-1-x solve the question using cramer rule
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
-x%2By=-1
y-z=4
x%2Bz=-1
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A=%28matrix%283%2C3%2C-1%2C1%2C0%2C0%2C1%2C-1%2C1%2C0%2C1%29%29
abs%28A%29=-2
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A%5Bx%5D=%28matrix%283%2C3%2C-1%2C1%2C0%2C4%2C1%2C-1%2C-1%2C0%2C1%29%29
abs%28A%5Bx%5D%29=-4
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A%5By%5D=%28matrix%283%2C3%2C-1%2C-1%2C0%2C0%2C4%2C-1%2C1%2C-1%2C1%29%29
abs%28A%5By%5D%29=-2
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A%5Bz%5D=%28matrix%283%2C3%2C-1%2C1%2C-1%2C0%2C1%2C4%2C1%2C0%2C-1%29%29
abs%28A%5Bz%5D%29=6
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x=abs%28A%5Bx%5D%29%2Fabs%28A%29=%28-4%29%2F%28-2%29=2
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y=abs%28A%5By%5D%29%2Fabs%28A%29=%28-2%29%2F%28-2%29=1
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z=abs%28A%5Bz%5D%29%2Fabs%28A%29=%286%29%2F%28-2%29=-3
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