What is the slope of the line between # (-3,7) # and # (18,-5) #?

1 Answer
BRIAN M.
Mar 23, 2016

The slope is #m = -12/21#

Explanation:

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 #(-3,7) and (18,-5)#
#x_1 = -3#
#x_2 = 18#
#y_1 = 7#
#y_2 = -5#

#m = (-5-7)/(18-(-3))#

#m = -12/21#

The slope is #m = -12/21#

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