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