document.write( "Question 139930: Indicate which of the following sets of lines are parallel, perpendicular, or neither.\r
\n" ); document.write( "\n" ); document.write( "y=2x-5
\n" ); document.write( "y=2x+5\r
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\n" ); document.write( "\n" ); document.write( "3x+y=5
\n" ); document.write( "-x+3y=6\r
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\n" ); document.write( "\n" ); document.write( "3x+y=5
\n" ); document.write( "x+y=3
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Algebra.Com's Answer #101995 by edjones(8007)\"\" \"About 
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1) parallel because they have the same slope, 2.
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\n" ); document.write( "2)
\n" ); document.write( "3x+y=5
\n" ); document.write( "-x+3y=6
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\n" ); document.write( "y=-3x+5
\n" ); document.write( "3y=x+6, y=x/3 + 2
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\n" ); document.write( "They are perpendicular because the slope of one is the negative reciprocal of the other.
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\n" ); document.write( "3)
\n" ); document.write( "3x+y=5
\n" ); document.write( "x+y=3
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\n" ); document.write( "y=-3x+5
\n" ); document.write( "y=-x+3
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\n" ); document.write( "Neither.
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\n" ); document.write( "Ed
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