What is the slope of the line passing through the following points: # (-2, -4) ; (0, -6) #?

1 Answer
Apr 6, 2016

The slope #=- 1 #

Explanation:

The coordinates are:
#(-2 , -4) = color(blue)(x_1, y_1)#

#(0 , - 6) = color(blue)(x_2, y_2)#

The slope is calculated using formula:

Slope #= color(blue)((y_2- y_1) / (x_2 - x_1)#

#=(- 6 - (-4)) / ( 0 -(-2))#

#=(- 6 + 4) / ( 0 + 2)#

#=(- 2 ) / ( 2)#

#=- 1 #