document.write( "Question 58653: Determine which two equations represent perpendicular lines.
\n" ); document.write( " y = x – 3
\n" ); document.write( " y = 3x –
\n" ); document.write( " y = x +
\n" ); document.write( " y = x –3 \r
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Algebra.Com's Answer #40199 by funmath(2933) $\"\"$ $\"About$

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None of these lines are perpendicular, what did you mean to type? \n" ); document.write( "

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