document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=987>Question 987</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Are these linear equations?<BR>\n" );
document.write( "   *y=-4<BR>\n" );
document.write( "   *3=2x+y<BR>\n" );
document.write( "   *y=1/4xsquared </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #880 by </B><A HREF=/tutors/aboutme.mpl?userid=longjonsilver><B>longjonsilver(2297)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=longjonsilver><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=longjonsilver><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=880\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> i must just qualify what was put here previously...\r<BR>\n" );
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document.write( "thte first 2 equations are linear (ie a straight line if plotted). The third is not linear, as it has a 1/x^2 term: DEFINITELY NOT linear.\r<BR>\n" );
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document.write( "As for y=-4, x is not zero, x is not defined...x can be any value it likes, since the line does not depend upon it. The line is purely defined by the fact that anywhere along its length, y is always -4.\r<BR>\n" );
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document.write( "Jon. </SPAN>\n" );
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