document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=18406>Question 18406</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Why is it true that any two points satisfying a linear equation will give you the same graph for the line represented by the equation?   \r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #8790 by </B><A HREF=/tutors/aboutme.mpl?userid=MelanieBCC><B>MelanieBCC(40)</B></A><img src=\"/images/stars/stars-07.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=MelanieBCC><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=8790\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> this is because the sets of points are a ratio to each other.<BR>\n" );
document.write( "the slope of the line is the difference between the two sets of points,<BR>\n" );
document.write( "just like 1/2 = 2/4 = 3/6 = 4/8 <BR>\n" );
document.write( "if on the same line, points (1,1),(2,2) and (15,15) all have a slope of 1 and a y-intercept of 0. </SPAN>\n" );
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