Answer:
1
Explanation:
Use rise over run, (y2 - y1) / (x2 - x1)
Plug in the points:
(-3 + 12) / (15 - 6)
9 / 9
= 1
So, the slope is 1
slope is 1
take the two ys and subtract and take the two xs and subtract and then put y/x
Hope this helps! :)
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