document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=149801>Question 149801</A>: <I><SPAN STYLE=\"word-break: break-all;\"> For the given rational function f, find all values of x for which f(x) has the indicated value.<BR>\n" );
document.write( "f(x) =  5x +  ; f(x) = -38 \r<BR>\n" );
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document.write( "I don't really understand how I have to approach this to solve it! why are there two different functions? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #109912 by </B><A HREF=/tutors/aboutme.mpl?userid=vleith><B>vleith(2983)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=vleith><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=109912\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> This is poorly worded question.\r<BR>\n" );
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document.write( "First question, is this really correct f(x) =  5x +  ??? That seems like it is missing a term after the plus sign.\r<BR>\n" );
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document.write( "Second question, f(x) = -38  is, in fact, a second function. It defines the vertical line that runs through (-38,0). \r<BR>\n" );
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document.write( "What I think they meant to ask was f(x) = 5x + (somethingGoesHere) ; f(X) = -38<BR>\n" );
document.write( "In this case, the X in the second expression is not a variable, but a specific instance where x=X.\r<BR>\n" );
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document.write( "So then all you need to do is:<BR>\n" );
document.write( "f(x) = 5x + (somethingGoesHere)<BR>\n" );
document.write( "f(X) = 5X + (somethingGoesHere)<BR>\n" );
document.write( "-38 = 5X + (somethingGoesHere)<BR>\n" );
document.write( "(-38 -(somethingGoesHere))/5 = X\r<BR>\n" );
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document.write( "I hope this helps<BR>\n" );
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