SOLUTION: 3x+3y-5=0 3x-4y=2 matrix method

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Question 893243: 3x+3y-5=0
3x-4y=2
matrix method
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
A=%28matrix%282%2C2%2C3%2C3%2C3%2C-4%29%29
abs%28A%29=-21
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A%5Bx%5D=%28matrix%282%2C2%2C5%2C3%2C2%2C-4%29%29
abs%28A%5Bx%5D%29=-26
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A%5By%5D=%28matrix%282%2C2%2C3%2C5%2C3%2C2%29%29
abs%28A%5By%5D%29=-9
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x=abs%28A%5Bx%5D%29%2Fabs%28A%29=-26%2F-21
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y=abs%28A%5By%5D%29%2Fabs%28A%29=%28-9%29%2F-21=3%2F7
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