document.write( "Question 1122274: reduce in echelon form or rref
\n" ); document.write( "
\r\n" );
document.write( " x_1 -  x_2 - 2x_3 +  x_4 + 11x_5 = 13\r\n" );
document.write( " x_1 -  x_2 +  x_3 +  x_4 +  5x_5 = 16\r\n" );
document.write( "2x_1 - 2x_2 + 0x_3 +  x_4 + 10x_5 = 21\r\n" );
document.write( "2x_1 - 2x_2 -  x_3 + 3x_4 + 20x_5 = 38\r\n" );
document.write( "2x_1 - 2x_2 +  x_3 +  x_4 +  8x_5 = 22\r\n" );
document.write( "

\n" ); document.write( " \n" ); document.write( "
Algebra.Com's Answer #738444 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
This is very tedious and error prone.
\n" ); document.write( "It's important that you know how to do it, but not that you get the \"right answer.\"
\n" ); document.write( "=============
\n" ); document.write( "I don't need the practice.
\n" ); document.write( "you try it, email via the TY note for help if needed.
\n" ); document.write( " \n" ); document.write( "
\n" );