document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=338722>Question 338722</A>: <I><SPAN STYLE=\"word-break: break-all;\"> if f(3a-1) = 12a-7 find f(x) I tried subracting the two to find f(a) but I don't get the right answer.  I need to see some step by step so that I can do others like it.  Thank you. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #242781 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=242781\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Hint: Assume f(x) is linear. So <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%28x%29=mx%2Bb ALIGN=MIDDLE  ALT=\"f%28x%29=mx%2Bb\"   DISABLED_style= \"max-width:90%; height:auto;\" > and that <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=f%283a-1%29=m%283a-1%29%2Bb ALIGN=MIDDLE  ALT=\"f%283a-1%29=m%283a-1%29%2Bb\"   DISABLED_style= \"max-width:90%; height:auto;\" >. If that's the case, then <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=m%283a-1%29%2Bb=12a-7 ALIGN=MIDDLE  ALT=\"m%283a-1%29%2Bb=12a-7\"   DISABLED_style= \"max-width:90%; height:auto;\" >.  </SPAN>\n" );
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