document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=163101>Question 163101</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find the slope, if it exists, of the line containing the pair of points.\r<BR>\n" );
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document.write( "(1,7) and (9,-6)\r<BR>\n" );
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document.write( "The slope m = _______ </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #120197 by </B><A HREF=/tutors/aboutme.mpl?userid=joecbaseball><B>joecbaseball(37)</B></A><img src=\"/images/stars/stars-07.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=joecbaseball><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=120197\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> It is easy to find a slope of a line if you have the coordinates of the two points.  <BR>\n" );
document.write( "You take the difference in the y values and divide by the difference in the x values.  Some teachers call this the rise over the run.<BR>\n" );
document.write( "So, here, we have:<BR>\n" );
document.write( "7 - (-6) DIVIDED BY (1 - 9), which gives us:<BR>\n" );
document.write( "13/-8, which is the same as -13/8, which exists.\r<BR>\n" );
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document.write( "The only time you have no slope is if the x values are the same, since you cannot have a zero in the denominator.\r<BR>\n" );
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document.write( "Good luck !\r<BR>\n" );
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document.write( "JoeC<BR>\n" );
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