document.write( "Question 21605: please help me solve the following system of equations:\r
\n" ); document.write( "\n" ); document.write( "2x-y+z=4
\n" ); document.write( "x+y-z=2
\n" ); document.write( "x-y-z=-1
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Algebra.Com's Answer #10731 by khwang(438)\"\" \"About 
You can put this solution on YOUR website!
This belongs to linear system, not linear algebra. \r
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