document.write( "Question 1205687: Solve the system of linear equation below:
\n" ); document.write( "2w + 3x + y + 2z = 16
\n" ); document.write( "W + 4x + 3y + 3z = 15
\n" ); document.write( "3w + 2x + 4y + z = 22
\n" ); document.write( "W + 5x + 3y + 2z = 15
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Algebra.Com's Answer #842666 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "using Gauss-Jordan elimination calculator\r
\n" ); document.write( "\n" ); document.write( "https://matrix.reshish.com/gaussSolution.php\r
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\n" ); document.write( "\n" ); document.write( "Your matrix\r
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\n" ); document.write( "\n" ); document.write( "Find the pivot in the 1st column and swap the 2nd and the 1st rows\r
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\n" ); document.write( "\n" ); document.write( "Multiply the 1st row by \"2\"\r
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\n" ); document.write( "\n" ); document.write( "Subtract the 1st row from the 2nd row and restore it\r
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\n" ); document.write( "\n" ); document.write( "Multiply the 1st row by \"3\"\r
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\n" ); document.write( "\n" ); document.write( "Subtract the 1st row from the 3rd row and restore it\r
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\n" ); document.write( "\n" ); document.write( "Subtract the 1st row from the 4th row\r
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\n" ); document.write( "\n" ); document.write( "Find the pivot in the 2nd column and swap the 4th and the 2nd rows\r
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\n" ); document.write( "\n" ); document.write( "Multiply the 2nd row by \"4\"\r
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\n" ); document.write( "\n" ); document.write( "Subtract the 2nd row from the 1st row and restore it\r
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\n" ); document.write( "\n" ); document.write( "Multiply the 2nd row by \"-10\"\r
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\n" ); document.write( "\n" ); document.write( "Subtract the 2nd row from the 3rd row and restore it\r
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\n" ); document.write( "\n" ); document.write( "Multiply the 2nd row by \"-5\"\r
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\n" ); document.write( "\n" ); document.write( "Subtract the 2nd row from the 4th row and restore it\r
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\n" ); document.write( "\n" ); document.write( "Make the pivot in the 3rd column by dividing the 3rd row by \"-5\"\r
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\n" ); document.write( "\n" ); document.write( "Multiply the 3rd row by \"3\"\r
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\n" ); document.write( "\n" ); document.write( "Subtract the 3rd row from the 1st row and restore it\r
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\n" ); document.write( "\n" ); document.write( "Multiply the 3rd row by \"-5\"\r
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\n" ); document.write( "\n" ); document.write( "Subtract the 3rd row from the 4th row and restore it\r
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\n" ); document.write( "\n" ); document.write( "Make the pivot in the 4th column by dividing the 4th row by \"9\"\r
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\n" ); document.write( "\n" ); document.write( "Multiply the 4th row by \"-19%2F5\"\r
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\n" ); document.write( "\n" ); document.write( "Subtract the 4th row from the 1st row and restore it\r
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\n" ); document.write( "\n" ); document.write( "Multiply the 4th row by \"-1\"\r
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\n" ); document.write( "\n" ); document.write( "Subtract the 4th row from the 2nd row and restore it\r
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\n" ); document.write( "\n" ); document.write( "Multiply the 4th row by 18/5\r
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\n" ); document.write( "\n" ); document.write( "Subtract the 4th row from the 3rd row and restore it\r
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\n" ); document.write( "\n" ); document.write( "Solution set:\r
\n" ); document.write( "\n" ); document.write( "\"w=+5\"
\n" ); document.write( "\"x=+1\"
\n" ); document.write( "\"y=+1\"
\n" ); document.write( "\"z=+1\"\r
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