SOLUTION: 2x+y+3z=15 2y+7z=25 3x+2y=5

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Question 964752: 2x+y+3z=15
2y+7z=25
3x+2y=5
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
A=%28matrix%283%2C3%2C%0D%0A2%2C1%2C3%2C%0D%0A0%2C2%2C7%2C%0D%0A3%2C2%2C0%29%29
abs%28A%29=-25
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A%5Bx%5D=%28matrix%283%2C3%2C%0D%0A15%2C1%2C3%2C%0D%0A25%2C2%2C7%2C%0D%0A5%2C2%2C0%29%29
abs%28A%5Bx%5D%29=-55
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A%5By%5D=%28matrix%283%2C3%2C%0D%0A2%2C15%2C3%2C%0D%0A0%2C25%2C7%2C%0D%0A3%2C5%2C0%29%29
abs%28A%5By%5D%29=20
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A%5Bz%5D=%28matrix%283%2C3%2C%0D%0A2%2C1%2C15%2C%0D%0A0%2C2%2C25%2C%0D%0A3%2C2%2C5%29%29
abs%28A%5Bz%5D%29=-95
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x=abs%28A%5Bx%5D%29%2Fabs%28A%29=%28-55%29%2F%28-25%29=11%2F5
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y=abs%28A%5By%5D%29%2Fabs%28A%29=%2820%29%2F%28-25%29=-4%2F5
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z=abs%28A%5Bz%5D%29%2Fabs%28A%29=%28-95%29%2F%28-25%29=19%2F5