document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=197256>Question 197256</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I am trying to help my sister with the inverse variation. I am not sure how to do that type of problem. Can you please walk me through step by step?\r<BR>\n" );
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document.write( "thanks,<BR>\n" );
document.write( "mw </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #147869 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=147869\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> I am trying to help my sister with the inverse variation. I am not sure how to do that type of problem. Can you please walk me through step by step? <BR>\n" );
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document.write( "If x and y vary inversely y = k/x expresses that fact.<BR>\n" );
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document.write( "Assume that y = 12 when x = 2 and you want to find out<BR>\n" );
document.write( "what y is when x = 10.\r<BR>\n" );
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document.write( "1st: you have to find the value of \"k\".<BR>\n" );
document.write( "You let y = 12 and x = 2 and solve for \"k\", as follows:<BR>\n" );
document.write( "12 = k/2<BR>\n" );
document.write( "k = 24<BR>\n" );
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document.write( "Now you know that y = 24/x for this situation.<BR>\n" );
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document.write( "You still want to find out what y is when x = 10,<BR>\n" );
document.write( "so you substitute and get<BR>\n" );
document.write( "y = 24/10<BR>\n" );
document.write( "You find that y = 2.4 when y = 10<BR>\n" );
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document.write( "Hope that helps.<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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