document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=13342>Question 13342</A>: <I><SPAN STYLE=\"word-break: break-all;\"> I seem to be stumped on this, your help would be appreciated.<BR>\n" );
document.write( "Thank you.\r<BR>\n" );
document.write( "\n" );
document.write( "What is the domain of the following equation?  3x-7y=13 <BR>\n" );
document.write( "with one of these solutions: <BR>\n" );
document.write( "1. Set of real numbers  <BR>\n" );
document.write( "2. 7/3  <BR>\n" );
document.write( "3. All positive real numbers or <BR>\n" );
document.write( "4. No real numbers </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #6723 by </B><A HREF=/tutors/aboutme.mpl?userid=rapaljer><B>rapaljer(4671)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=rapaljer><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=rapaljer><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=6723\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Because this is a straight line, and not a vertical line, the domain is all real values.  This is because IF you solved for y, you would get a formula for y in which any value of x would be allowed.  There are no restrictions on the values of x.  \r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "Another thought, if you picture the graph of any straight line (non-vertical, that is!), the graph reaches all the way to the left and all the way to the right, with no breaks in the line.  <BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=graph%28+300%2C+300%2C+-10%2C+10%2C+-10%2C+10%2C+%283x-13%29%2F7+%29+ ALIGN=MIDDLE  ALT=\"graph%28+300%2C+300%2C+-10%2C+10%2C+-10%2C+10%2C+%283x-13%29%2F7+%29+\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "Therefore all values of x are allowed.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "The correct answer is 1.  Set of real numbers!\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "R^2 at SCC </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );