<u>Answer:</u>

<u>Step-by-step explanation:</u>
The slope can be found using the following formula:
,
where
and
are the coordinates of two known points.
We can take the points: (-3, 12) and (-2, 8).
Substituting these values into the formula:

= 
Learn more about using the slope formula at:
brainly.com/question/27747743