document.write( "Question 760669: x+y+z=6
\n" ); document.write( "2x-y+z=3
\n" ); document.write( "3x-z=0
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Algebra.Com's Answer #462816 by tommyt3rd(5050)\"\" \"About 
You can put this solution on YOUR website!
from 3:
\n" ); document.write( "z=3x\r
\n" ); document.write( "\n" ); document.write( "1 plus 2:
\n" ); document.write( "(2x-y+z)+(x+y+z)=3+6\r
\n" ); document.write( "\n" ); document.write( "3x+2z=9\r
\n" ); document.write( "\n" ); document.write( "3x+2(3x)=9\r
\n" ); document.write( "\n" ); document.write( "9x=9\r
\n" ); document.write( "\n" ); document.write( "x=1\r
\n" ); document.write( "\n" ); document.write( "so z=3\r
\n" ); document.write( "\n" ); document.write( "from 1:
\n" ); document.write( "x+y+z=1+y+3=6\r
\n" ); document.write( "\n" ); document.write( "y+4=6\r
\n" ); document.write( "\n" ); document.write( "y=2\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Solution: (1,2,3)\r
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\n" ); document.write( "\n" ); document.write( ":)
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