What is the slope of the line passing through # (8,-6); (6,9) #?

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Answer 1 · 2016-02-18T18:06:27

The slope #= (-15)/(2)#

The points are :
#(8,-6) = color(blue)(x_1,y_1#

#(6,9) = color(blue)(x_2,y_2#

Slope is calculated using formula:
#(y_2-y_1)/(x_2-x_1)#

# = (9 - (-6))/(6-8)#

# = (9 +6)/(-2)#

# = (15)/(-2)#

The slope #= (-15)/(2)#