document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=319798>Question 319798</A>: <I><SPAN STYLE=\"word-break: break-all;\"> What similarities and differences do you see between functions and linear equations?  Are all linear equations functions?  Is there an instance in which a linear equation is not a function? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #229041 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=229041\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> What similarities and differences do you see between functions and linear equations? Are all linear equations functions? Is there an instance in which a linear equation is not a function?<BR>\n" );
document.write( "----------------<BR>\n" );
document.write( "Vertical lines are linear equations but they<BR>\n" );
document.write( "are not functions.<BR>\n" );
document.write( "---<BR>\n" );
document.write( "All other linear equations are functions.<BR>\n" );
document.write( "=============================================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );