What is the slope of the line passing through # (2,9) ;(-11,7) #?

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Answer 1 · 2016-04-14T05:03:56

The slope is

#m = 2/13#

The formula for the slope of a line based upon two coordinate points is

#m = (y_2-y_1)/(x_2-x_1)#

For the coordinate points #(2,9) and (-11,7)#
#x_1 = 2#
#x_2 = -11#
#y_1 = 9#
#y_2 = 7#

#m = (7-9)/(-11-2)#

#m = (-2)/-13#

The slope is

#m = 2/13#