document.write( "Question 491931: Find the slope if it exist, of the line containing the pair of points
\n" ); document.write( "(2,9)and (10,-7)
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Algebra.Com's Answer #334851 by lwsshak3(11628)\"\" \"About 
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Find the slope if it exist, of the line containing the pair of points
\n" ); document.write( "(2,9)and (10,-7) simplify your answer
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\n" ); document.write( "slope=∆y/∆x=(9-(-7))/(2-10)=16/-8=-2
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