document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=323807>Question 323807</A>: <I><SPAN STYLE=\"word-break: break-all;\"> y varies inversley with x, and x = -12 when y = 5. Find the inverse variation equation and use it to find the value of x when y = 10\r<BR>\n" );
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document.write( "(I think its -12... what do you think?) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #231755 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=231755\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \"y varies inversley with x\" means that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=k%2Fx ALIGN=MIDDLE  ALT=\"y=k%2Fx\"   DISABLED_style= \"max-width:90%; height:auto;\" > where 'k' is some number.\r<BR>\n" );
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document.write( "Plug in x = -12 and y = 5 to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5=k%2F%28-12%29 ALIGN=MIDDLE  ALT=\"5=k%2F%28-12%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > and solve for k to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k=-60 ALIGN=MIDDLE  ALT=\"k=-60\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "So the equation is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=-60%2Fx ALIGN=MIDDLE  ALT=\"y=-60%2Fx\"   DISABLED_style= \"max-width:90%; height:auto;\" >. Now plug in y=10 to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10=-60%2Fx ALIGN=MIDDLE  ALT=\"10=-60%2Fx\"   DISABLED_style= \"max-width:90%; height:auto;\" >, multiply both sides by x to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=10x=-60 ALIGN=MIDDLE  ALT=\"10x=-60\"   DISABLED_style= \"max-width:90%; height:auto;\" > and divide both sides by 10 to solve for x: <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=-60%2F10=-6 ALIGN=MIDDLE  ALT=\"x=-60%2F10=-6\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=-6 ALIGN=MIDDLE  ALT=\"x=-6\"   DISABLED_style= \"max-width:90%; height:auto;\" > when <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=10 ALIGN=MIDDLE  ALT=\"y=10\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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