document.write( "Question 208749: solve algebraically: 6x-3y+8z=4
\n" ); document.write( " -x+9y-2z=2
\n" ); document.write( " 4x+6y-4z=3\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "A)(5/2, 5/3, -3/4)\r
\n" ); document.write( "\n" ); document.write( "B)(1, -2, -1)\r
\n" ); document.write( "\n" ); document.write( "C)(1/2, 1/3, 1/4)\r
\n" ); document.write( "\n" ); document.write( "D)(5, -2, 5/4)
\n" ); document.write( "

Algebra.Com's Answer #157861 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
solve algebraically:
\n" ); document.write( "6x-3y+8z=4
\n" ); document.write( "-x+9y-2z=2
\n" ); document.write( "4x+6y-4z=3 \r
\n" ); document.write( "\n" ); document.write( "A)(5/2, 5/3, -3/4)
\n" ); document.write( "B)(1, -2, -1)
\n" ); document.write( "C)(1/2, 1/3, 1/4)
\n" ); document.write( "D)(5, -2, 5/4)
\n" ); document.write( "-----------------------------------
\n" ); document.write( "I used a matrix solution method to get:
\n" ); document.write( "x = 1/2
\n" ); document.write( "y = 1/3
\n" ); document.write( "z = 1/4
\n" ); document.write( "
\n" );