document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=314667>Question 314667</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( "(-9,-18) and(-16,-20) </SPAN>\n" );
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document.write( "Slope , m=(y2-y1)/(x2-x1)=[ -20 - (-18)]/[ -16 - (-9)]\r<BR>\n" );
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document.write( "m= -2/-7=2/7 </SPAN>\n" );
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