What is the slope, m, of the line that contains the points (-12, 16), (-3, 4) and (6,-8)?

Answer 1

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Choose any 2 points, I would choose, for example (-3,4) and (6,-8).

Then use the slope formula:
m=(y2-y1)/(x2-x1)

so it would be:
m=(-8-4)/(6+3)= -4/3

The slope is -4/3
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Answer 2

I'm sure that's right

Answer 3

I think that you're right too. Thank so much for your help.

Answer 4

Yo are welcome