document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=619140>Question 619140</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Please Help me solve this:\r<BR>\n" );
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document.write( "Let F(x)=2x-3. Find F^-1(x) </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #389400 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=389400\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let F(x)=2x-3. Find F^-1(x)<BR>\n" );
document.write( "this just means they want the inverse of f(x).<BR>\n" );
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document.write( "Replace f(x) with y:<BR>\n" );
document.write( "y = 2x - 3<BR>\n" );
document.write( "Switch the x and y's and solve for y:<BR>\n" );
document.write( "x = 2y - 3<BR>\n" );
document.write( "x + 3 = 2y<BR>\n" );
document.write( "x/2 + 3/2 = y<BR>\n" );
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document.write( "So, <BR>\n" );
document.write( "F^-1(x) = x/2 + 3/2<BR>\n" );
document.write( " </SPAN>\n" );
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