document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=752573>Question 752573</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Determine whether the lines 5x + 3y = 9 and -3x + 5y = 10 are parallel, perpendicular, or neither. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #457857 by </B><A HREF=/tutors/aboutme.mpl?userid=unlockmath><B>unlockmath(1688)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=unlockmath><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=unlockmath><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=457857\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hello, <BR>\n" );
document.write( "We could set these equations 5x + 3y = 9 and -3x + 5y = 10 as y=mx+b and then can determine. <BR>\n" );
document.write( "y =-5/3x+3 <BR>\n" );
document.write( "y =3/5x+2<BR>\n" );
document.write( "We can see that these equations are perpendicular since the slope is a negative reciprocal. <BR>\n" );
document.write( "Make sense?<BR>\n" );
document.write( "RJ<BR>\n" );
document.write( "www.math-unlock.com </SPAN>\n" );
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