document.write( "Question 361210: what is the answer to 2x-y-z=15, 4x+5y+2z=10, -x-4y+3z=-20 \n" ); document.write( "
Algebra.Com's Answer #257635 by Alan3354(69443)\"\" \"About 
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2x-y-z=15
\n" ); document.write( "4x+5y+2z=10
\n" ); document.write( "-x-4y+3z=-20
\n" ); document.write( "-------------
\n" ); document.write( "x = 5
\n" ); document.write( "y = 0
\n" ); document.write( "z = -5
\n" ); document.write( "
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