document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=472680>Question 472680</A>: <I><SPAN STYLE=\"word-break: break-all;\"> if the pitch of a roof is 1/4, how many feet in the horizontal direction correspond to a rise in 3 feet?<BR>\n" );
document.write( " now i know the answer is 12 and i tried plugging the numbers into slope intercept form and got negative 12 but didnt know eactly if that was the right way to do it or not....please help!!!! thank you </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #324005 by </B><A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><B>algebrahouse.com(1659)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><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=algebrahouse.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=324005\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> This is one way, there are others:\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Slope is rise/run\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "slope of 1/4 means: it rises 1 for every 4 it runs\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "1 rise / 4 run = 3 rise / x run {set up a proportion}<BR>\n" );
document.write( "1(x) = 4(3) {cross-multiplied}<BR>\n" );
document.write( "x = 12 {multiplied 1 by x and 4 by 3}\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "horizontal (run) = 12 ft<BR>\n" );
document.write( "<br>For more help from me, visit: <a  rel=nofollow HREF= \"http://www.algebrahouse.com/\" target = \"_blank\">www.algebrahouse.com</a><br><br><br> </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );