document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=684929>Question 684929</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please help find an equation of variation where y varies jointly as x and the square of z and where y=70 when x=55 and z=2  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #424274 by </B><A HREF=/tutors/aboutme.mpl?userid=ReadingBoosters><B>ReadingBoosters(3246)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ReadingBoosters><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=424274\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y = kxz^2<BR>\n" );
document.write( "...<BR>\n" );
document.write( "70 = k*55*2^2<BR>\n" );
document.write( "70 = k*220<BR>\n" );
document.write( "k = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=70%2F220+=+7%2F22 ALIGN=MIDDLE  ALT=\"70%2F220+=+7%2F22\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "...<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight_green%28y=%287%2F22%29xz%5E2%29 ALIGN=MIDDLE  ALT=\"highlight_green%28y=%287%2F22%29xz%5E2%29\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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