document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=87826>Question 87826</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I need help with this:  find the inverse of the function f(x)=(5x+4)/7 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #63780 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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/cgi-bin/show-face.mpl?user=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=63780\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> find the inverse of the function f(x)=(5x+4)/7<BR>\n" );
document.write( "y = f(x)<BR>\n" );
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document.write( "y = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%285x%2B4%29%29%2F7 ALIGN=MIDDLE  ALT=\"%28%285x%2B4%29%29%2F7\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
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document.write( "Swap x and y and solve for y:<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%285y%2B4%29%29%2F7 ALIGN=MIDDLE  ALT=\"%28%285y%2B4%29%29%2F7\"   DISABLED_style= \"max-width:90%; height:auto;\" > = x<BR>\n" );
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document.write( "Mult both sides by 7 and you have:<BR>\n" );
document.write( "5y + 4 = 7x<BR>\n" );
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document.write( "Subtract 4 from both sides:<BR>\n" );
document.write( "5y = 7x - 4<BR>\n" );
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document.write( "Divide both sides by 5:<BR>\n" );
document.write( "y = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%287x-4%29%29%2F5 ALIGN=MIDDLE  ALT=\"%28%287x-4%29%29%2F5\"   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=f%5E-1 ALIGN=MIDDLE  ALT=\"f%5E-1\"   DISABLED_style= \"max-width:90%; height:auto;\" >(x) = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28%287x-4%29%29%2F5 ALIGN=MIDDLE  ALT=\"%28%287x-4%29%29%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( " </SPAN>\n" );
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