document.write( "Question 354560: Solve the system of equation:\r
\n" ); document.write( "\n" ); document.write( "x+y+z=-5
\n" ); document.write( "2x+3y-2z=8
\n" ); document.write( "x-y+4z=-21
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Algebra.Com's Answer #253339 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
x = -23
\n" ); document.write( "y = 22
\n" ); document.write( "z = 6
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\n" ); document.write( "I use determinants to solve these.
\n" ); document.write( "I made an Excel sheet that does the solution by use of determinants.
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