document.write( "Question 120884: DETERMINE WHICH 2 EQUATIONS REPRESENT PERPENDICULAR LINES.\r
\n" ); document.write( "\n" ); document.write( "A)Y=9X-3
\n" ); document.write( "B)Y=1/9X+3
\n" ); document.write( "C)Y=-1/9X+3
\n" ); document.write( "D)Y=1/9X-3
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Algebra.Com's Answer #88695 by checkley71(8403)\"\" \"About 
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A) Y=9X-3
\n" ); document.write( "C) Y=-1/9X+3 NAVE SLOPES OF 9 & -1/9 WHICH ARE NEGATIVE RECIPRICALS OF EACH OTHER THUS THEY ARE PERPENDICULAR LINES.
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