document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=262144>Question 262144</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If f(x)=(1/3)x + 3, then f-1(x) is?\r<BR>\n" );
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document.write( "I got 3x-3, but I got it wrong. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #193113 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=193113\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .<BR>\n" );
document.write( "To find the inverse:<BR>\n" );
document.write( "f(x)=(1/3)x + 3<BR>\n" );
document.write( "can be rewritten as<BR>\n" );
document.write( "y=(1/3)x + 3<BR>\n" );
document.write( "Now, flip all the y's for x's and x's for y's:<BR>\n" );
document.write( "x=(1/3)y + 3<BR>\n" );
document.write( "Now, solve for y:<BR>\n" );
document.write( "x-3 = (1/3)y<BR>\n" );
document.write( "3(x-3) = y<BR>\n" );
document.write( "3x -9 = y<BR>\n" );
document.write( ".<BR>\n" );
document.write( "Therefore,<BR>\n" );
document.write( "f^-1(x) = 3x -9<BR>\n" );
document.write( " </SPAN>\n" );
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