document.write( "Question 990636: can you help me solve this please thanks?\r
\n" ); document.write( "\n" ); document.write( "x+y-z=0
\n" ); document.write( "2x-y+z=3
\n" ); document.write( "-x+5y-3z=2 \n" ); document.write( "
Algebra.Com's Answer #610781 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
\r
\n" ); document.write( "\n" ); document.write( "Since you didn't specify a method, here is Gauss-Jordan row reduction.\r
\n" ); document.write( "\n" ); document.write( "
\r\n" );
document.write( " 1    1    -1    0\r\n" );
document.write( " 2   -1     1    3\r\n" );
document.write( "-1    5    -3    2\r\n" );
document.write( "\r\n" );
document.write( " 1    1    -1    0    -2R1 + R2 to R2\r\n" );
document.write( " 0   -3     3    3\r\n" );
document.write( "-1    5    -3    2\r\n" );
document.write( "\r\n" );
document.write( " 1    1    -1    0    -R1 + R3 to R3\r\n" );
document.write( " 0   -3     3    3\r\n" );
document.write( " 0    6    -4    2\r\n" );
document.write( "\r\n" );
document.write( " 1    1    -1    0    -R2/3 to R2\r\n" );
document.write( " 0    1    -1   -1\r\n" );
document.write( " 0    6    -4    2\r\n" );
document.write( "\r\n" );
document.write( " 1    1    -1    0    -6R2 + R3 to R3\r\n" );
document.write( " 0    1    -1   -1\r\n" );
document.write( " 0    0     2    8\r\n" );
document.write( "\r\n" );
document.write( " 1    1    -1    0    R3/2 to R3\r\n" );
document.write( " 0    1    -1   -1\r\n" );
document.write( " 0    0     1    4\r\n" );
document.write( "\r\n" );
document.write( " 1    1     0    4    R3 + R1 to R1\r\n" );
document.write( " 0    1    -1   -1\r\n" );
document.write( " 0    0     1    4\r\n" );
document.write( "\r\n" );
document.write( " 1    1     0    4    -R2 + R1 to R1\r\n" );
document.write( " 0    1     0    3\r\n" );
document.write( " 0    0     1    4\r\n" );
document.write( "\r\n" );
document.write( " 1    0     0    1    R3 + R2 to R2\r\n" );
document.write( " 0    1     0    3\r\n" );
document.write( " 0    0     1    4\r\n" );
document.write( "
\r
\n" ); document.write( "\n" ); document.write( "John
\n" ); document.write( "
\n" ); document.write( "My calculator said it, I believe it, that settles it\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "
\n" );