document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=989240>Question 989240</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Write a general formula to describe the variation <BR>\n" );
document.write( "y varies directly with x\r<BR>\n" );
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document.write( "y=4  when x=20\r<BR>\n" );
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document.write( "y=? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #609631 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=609631\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Write a general formula to describe the variation <BR>\n" );
document.write( "y varies directly with x<BR>\n" );
document.write( "y = k*x<BR>\n" );
document.write( "------------------- <BR>\n" );
document.write( "y=4 when x=20 <BR>\n" );
document.write( "k = <BR>\n" );
document.write( "4 = k*20<BR>\n" );
document.write( "k = 4/20<BR>\n" );
document.write( "k = 1/5<BR>\n" );
document.write( "-----------<BR>\n" );
document.write( "Formula:<BR>\n" );
document.write( "y = (x/5)<BR>\n" );
document.write( "------------<BR>\n" );
document.write( "cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( "------  </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );