document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=141277>Question 141277</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Decide if the lines are parallel, perpendicular, or neither.<BR>\n" );
document.write( "5x + 3y = 7<BR>\n" );
document.write( "3x + 5y = 3\r<BR>\n" );
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document.write( "Help me again please. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #102929 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=102929\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Decide if the lines are parallel, perpendicular, or neither.<BR>\n" );
document.write( "5x + 3y = 7<BR>\n" );
document.write( "3x + 5y = 3 <BR>\n" );
document.write( "-------------------<BR>\n" );
document.write( "Check the slope of each equation:<BR>\n" );
document.write( "y = (-5/3)x + (7/3); slope is -5/3<BR>\n" );
document.write( "y = (-3/5)x + (3/5): slope is -3/5\r<BR>\n" );
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document.write( "slopes are different so line are not parallel.<BR>\n" );
document.write( "The product of the slopes is not -1 so the lines are not perpendicular.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );