document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=881820>Question 881820</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If   y=f(x) = 3x + 7 / 4x - 9 , show that x = f(y) \r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #532518 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=532518\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> You are expecting that the function as its own input will be x?  \r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28y%29=%283%28%283x%2B7%29%2F%284x-9%29%29%2B7%29%2F%284%28%283x%2B7%29%2F%284x-9%29%29-9%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "Multiply top and bottom by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=4x-9 ALIGN=MIDDLE  ALT=\"4x-9\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%283%28%283x%2B7%29%2F%284x-9%29%29%2B7%29%2F%284%28%283x%2B7%29%2F%284x-9%29%29-9%29%29%28%284x-9%29%2F%284x-9%29%29 ALIGN=MIDDLE   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%283%283x%2B7%29%2B7%284x-9%29%29%2F%284%283x%2B7%29-9%284x-9%29%29 ALIGN=MIDDLE  ALT=\"%283%283x%2B7%29%2B7%284x-9%29%29%2F%284%283x%2B7%29-9%284x-9%29%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%289x%2B21%2B28x-63%29%2F%2812x%2B28-36x%2B81%29 ALIGN=MIDDLE  ALT=\"%289x%2B21%2B28x-63%29%2F%2812x%2B28-36x%2B81%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%2837x-42%29%2F%28-24x%2B109%29 ALIGN=MIDDLE  ALT=\"%2837x-42%29%2F%28-24x%2B109%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "<b>NO!  That is not x.</b>\r<BR>\n" );
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document.write( "Did you really intend the term, <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=7%2F4x ALIGN=MIDDLE  ALT=\"7%2F4x\"   DISABLED_style= \"max-width:90%; height:auto;\" > in the original function definition? </SPAN>\n" );
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