What is the slope of the line passing through the following points: # (-3,-6); (3,-9)#?

Question

5180 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2016-04-05T16:28:12

The slope #= -1/2#

The coordinates are:
#(-3,-6) = color(blue)(x_1,y_1#

#(3,-9) = color(blue)(x_2,y_2#

The slope is calculated using formula:
Slope #= (y_2- y_1) / (x_2- x _1)#

#= (-9 - (-6)) / (3 - (-3))#

#= (-9 + 6) / (3 + 3#

#= (-3) / (6)#

#= -1/2#