SOLUTION: Solve the following system using cramers rule X+y+z=4 X-y-2z=-9 6x-y+z=6 The solution set is

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Question 1021667: Solve the following system using cramers rule
X+y+z=4
X-y-2z=-9
6x-y+z=6
The solution set is
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
A=%28matrix%283%2C3%2C%0D%0A1%2C1%2C1%2C%0D%0A1%2C-1%2C-2%2C%0D%0A6%2C-1%2C1%29%29
abs%28A%29=-11
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A%5Bx%5D=%28matrix%283%2C3%2C%0D%0A4%2C1%2C1%2C%0D%0A-9%2C-1%2C-2%2C%0D%0A6%2C-1%2C1%29%29
abs%28A%5Bx%5D%29=0
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A%5By%5D=%28matrix%283%2C3%2C%0D%0A1%2C4%2C1%2C%0D%0A1%2C-9%2C-2%2C%0D%0A6%2C6%2C1%29%29
abs%28A%5By%5D%29=11
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A%5Bz%5D=%28matrix%283%2C3%2C%0D%0A1%2C1%2C4%2C%0D%0A1%2C-1%2C-9%2C%0D%0A6%2C-1%2C6%29%29
abs%28A%5Bz%5D%29=-55
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x=abs%28A%5Bx%5D%29%2Fabs%28A%29=0%2F%28-11%29=0
y=abs%28A%5By%5D%29%2Fabs%28A%29=11%2F%28-11%29=-1
z=abs%28A%5Bz%5D%29%2Fabs%28A%29=%28-55%29%2F%28-11%29=5