What is the slope of the line that contains the points (-1, -1) and (3, 15)?

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Answer 1 · 2018-06-12T00:44:47

#m=4#

The equation to find slope is

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

It does not matter which coordinate is used as #1# or #2# as long as there is consistency.

So let’s plug in the coordinates into the equation:

#m=(-1-15)/(-1-3)#

#m=(-16)/-4#

#m=4#

Hope this helps!