document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=798474>Question 798474</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Show that the circles x^2 + y^2 - 16x + 115 = 0 and x^2 + y^2 + 8x - 10 y + 5 = 0  are tangent and find the point of tangency. \r<BR>\n" );
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document.write( "Can you please help me out thanks so much in advance:) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #482212 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39618)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=482212\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Both equations have the expression, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2%2By%5E2 ALIGN=MIDDLE  ALT=\"x%5E2%2By%5E2\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  That might be interesting to try to use, but a more direct path to a solution could be this:\r<BR>\n" );
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document.write( "Convert each equation to standard form.  Identify the center of each circle.  The tangency point is located somewhere on the line which connects the centers of the two circles.\r<BR>\n" );
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document.write( "I have not worked through all this yet, but maybe it would be enough for you to find a solution.   </SPAN>\n" );
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