document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=704392>Question 704392</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determine if these points are parallel, perpendicular, or neither. 3x-4y=2 and 4x-3y=3  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #434063 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=434063\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Determine if these points are parallel, perpendicular, or neither. 3x-4y=2 and 4x-3y=3 <BR>\n" );
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document.write( "Those are not points, they're equations of straight lines.<BR>\n" );
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document.write( "Solve for y:<BR>\n" );
document.write( "3x-4y=2<BR>\n" );
document.write( "y = (3/4)x - 1/2<BR>\n" );
document.write( "Slope m = 3/4<BR>\n" );
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document.write( "4x-3y=3 <BR>\n" );
document.write( "y = (4/3)x - 1<BR>\n" );
document.write( "m = 4/3<BR>\n" );
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document.write( "Equal slopes --> parallel<BR>\n" );
document.write( "Inverse negative reciprocal slopes --> perpendicular<BR>\n" );
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document.write( "3/4 & 4/3 are reciprocals, but not negative --> neither<BR>\n" );
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