document.write( "Question 1040327: If x=-2, which of the following is not an expression for zero? .
\n" ); document.write( "A)0/x
\n" ); document.write( "B)x^2-4
\n" ); document.write( "C)x+(-x)
\n" ); document.write( "D)x-2
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Algebra.Com's Answer #655126 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
Sub -2 for x.
\n" ); document.write( "Then you'll know.
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