document.write( "Question 841654: Could you please help me solve this system of linear equations?\r
\n" ); document.write( "\n" ); document.write( "2x+3y-z = 0,
\n" ); document.write( "x-4y+5z = 0\r
\n" ); document.write( "\n" ); document.write( "Verify that x = 1, y=-1, z = -1 is a solution.
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Algebra.Com's Answer #507104 by richwmiller(17219)\"\" \"About 
You can put this solution on YOUR website!
Not enough info.
\n" ); document.write( "Can't be solved.
\n" ); document.write( "plug in
\n" ); document.write( "1 for x
\n" ); document.write( "-1 for y
\n" ); document.write( "-1 for z to see if the equations work
\n" ); document.write( "check
\n" ); document.write( "2-3+1 = 0,
\n" ); document.write( "0=0
\n" ); document.write( "1+4-5 = 0
\n" ); document.write( "0=0
\n" ); document.write( "ok
\n" ); document.write( "yes those numbers are one solution
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