document.write( "Question 1087357: Solve the following system of equations using the Gauss-Jordan method. \r
\n" ); document.write( "\n" ); document.write( "-15x-2y+z=-18
\n" ); document.write( "20x+y=36
\n" ); document.write( "-10x-2y+z=-8
\n" ); document.write( "

Algebra.Com's Answer #701660 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "Replace \"R%5B2%5D\" with \"2R%5B3%5D%2BR%5B2%5D\"
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\n" ); document.write( "Replace \"R%5B3%5D\" with \"2R%5B1%5D-3R%5B3%5D\"
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\n" ); document.write( "Replace \"R%5B2%5D\" with \"R%5B2%5D-2R%5B3%5D\",
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\n" ); document.write( "Replace \"R%5B1%5D\" with \"R%5B1%5D-R%5B3%5D\",
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\n" ); document.write( "Replace \"R%5B1%5D+with+%7B%7B%7B3R%5B1%5D-2R%5B2%5D\",
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\n" ); document.write( "Divide \"R%5B1%5D\" by \"%28-1%2F45%29\", \"R%5B2%5D\" by \"%28-1%2F3%29\",
\n" ); document.write( "\"%28matrix%283%2C4%2C%0D%0A1%2C0%2C0%2C2%2C%0D%0A0%2C1%2C0%2C-4%2C%0D%0A0%2C0%2C1%2C4%29%29\"
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