document.write( "Question 408915: Tell whether the lines for the pair of equations are parallel, perpendicular, or neither.
\n" ); document.write( "y = (-1/3)x – 5
\n" ); document.write( "-18x + 6y = 21
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Algebra.Com's Answer #287981 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi
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\n" ); document.write( "Are these lines parallel, perpendicular, or neither:
\n" ); document.write( "y = (-1/3)x – 5 |m = (-1/3)
\n" ); document.write( "-18x + 6y = 21 OR y= 3x+21/6 |m = 3
\n" ); document.write( "Lines are ⊥, having slopes that are negative reciprocals of one another
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