document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=66734>Question 66734</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find an equation of a line that is perpendicular to the line of 5x-4y=20.<BR>\n" );
document.write( "I had to find the x and y intercepts.  I have x=5 and y=4.  My answer needs to be in y=mx+b form. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #47379 by </B><A HREF=/tutors/aboutme.mpl?userid=sister_insomnia><B>sister_insomnia(8)</B></A><img src=\"/images/stars/stars-05.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=sister_insomnia><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=47379\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 5x-4y=20\r<BR>\n" );
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document.write( "Start by putting this equation into y=mx+b:\r<BR>\n" );
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document.write( "5x-4y=20<BR>\n" );
document.write( "Subtract 5x:<BR>\n" );
document.write( "-4y=-5x+20<BR>\n" );
document.write( "Divide by -4:<BR>\n" );
document.write( "y=5/4x-5\r<BR>\n" );
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document.write( "Now that your equation is in y=mx+b, you can easily identify the slope, or m. Since m is 5/4, that is your slope. Remember the slope of perpendicular lines is the negative reciprocal. Therefore, the slope of the perpendicular line is-4/5. y=-4/5-5 is the equation of the perpendicular line. </SPAN>\n" );
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