document.write( "Question 670824: x-y+z= 8
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\n" ); document.write( "x+y-z= - 12
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Algebra.Com's Answer #417208 by lynnlo(4176)\"\" \"About 
You can put this solution on YOUR website!
x=-2,y=-1,z=9 \n" ); document.write( "
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