document.write( "Question 426143: which is not a linear equation
\n" ); document.write( "A.3X+2Y=7
\n" ); document.write( "B.Y=15X-22
\n" ); document.write( "C.4X=8-Y
\n" ); document.write( "D.Y=X TO THE 2ND POWER-1=X2-1
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Algebra.Com's Answer #296530 by algebrahouse.com(1659)\"\" \"About 
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D is not a linear equation,
\n" ); document.write( "because of the x^2
\n" ); document.write( "www.algebrahouse.com
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