document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=295190>Question 295190</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Are the following pairs of lines parallel, perpendicular or neither. Please show me your work.\r<BR>\n" );
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document.write( "x-2y=3<BR>\n" );
document.write( "2x+y=3\r<BR>\n" );
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document.write( "My answer: x -2y = 3<BR>\n" );
document.write( "          x + x -2y = -x + 3<BR>\n" );
document.write( "          -2y/-2 = -x/-2 + 3/-2<BR>\n" );
document.write( "           y = 1/2x -3/2\r<BR>\n" );
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document.write( "and         2x + y = 3<BR>\n" );
document.write( "           -2x + 2x + y = -2x + 3<BR>\n" );
document.write( "           y = -2x + 3\r<BR>\n" );
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document.write( "My guess is neither?<BR>\n" );
document.write( "Help, please. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #212761 by </B><A HREF=/tutors/aboutme.mpl?userid=richwmiller><B>richwmiller(17219)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richwmiller><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=richwmiller><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=212761\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> ax+by=c<BR>\n" );
document.write( "slope=-a/b\r<BR>\n" );
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document.write( "x-2y=3<BR>\n" );
document.write( "slope -1/-2=1/2<BR>\n" );
document.write( "2x+y=3<BR>\n" );
document.write( "slope -2/1=-2<BR>\n" );
document.write( "1/2*-2=-1 therefore<BR>\n" );
document.write( "perpendicular </SPAN>\n" );
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