document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=101722>Question 101722</A>: <I><SPAN STYLE=\"word-break: break-all;\"> having trouble with this problem: find f^-1(I mean inverse)(x), given f(x)=5x-4 thanks so much </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #73962 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=73962\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> find f^-1(I mean inverse)(x), given f(x)=5x-4 thanks so much<BR>\n" );
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document.write( "y = 5x-4<BR>\n" );
document.write( "Interchange x and y :<BR>\n" );
document.write( "x = 5y-4<BR>\n" );
document.write( "Solve for y:<BR>\n" );
document.write( "5y=x+4<BR>\n" );
document.write( "y = (1/5)x + (4/5)<BR>\n" );
document.write( "That is the inverse of y=5x-4<BR>\n" );
document.write( "=================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );