document.write( "Question 370213: If possible, solve the system of equations using an inverse matrix.\r
\n" ); document.write( "\n" ); document.write( "x+2y+z=-3
\n" ); document.write( "3x+7y-2z=25
\n" ); document.write( "x-y-6z=27
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Algebra.Com's Answer #263892 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
[A]=\"%28matrix%283%2C3%2C1%2C2%2C1%2C3%2C7%2C-2%2C1%2C-1%2C-6%29%29\"
\n" ); document.write( "[x]=\"%28matrix%283%2C1%2Cx%2Cy%2Cz%29%29\"
\n" ); document.write( "[b]=\"%28matrix%283%2C1%2C-3%2C25%2C27%29%29\"
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\n" ); document.write( "det[A}=\"-22\"
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\n" ); document.write( "[A]inv=\"-%281%2F22%29%2A%28matrix%283%2C3%2C-44%2C11%2C-11%2C16%2C-7%2C5%2C-10%2C3%2C1%29%29\"
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\n" ); document.write( "[x]=\"%28matrix%283%2C1%2C-5%2C4%2C-6%29%29\"
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