it is the last one im pretty sure
Answer:
To find m ( slope) we'll use the Slope Formula:

<u>Subtract the numbers:-</u>

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↑ Undefined
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Answer: 
Work Shown:

Therefore -7 goes in the first box, and
goes in the second box.
Answer:
.5
Step-by-step explanation:
The slope is what you multiply x by in a linear equation