K is the slope of the line formed by connecting the points.
Use slope formula:

where the 2 points are the end points of the line (First and last going Left to right)

Substitute into slope formula

You can check if this is correct by going back to graph and going "up 7" and "over 2" to get from one point to the next.
Answer:
42% i hope its right if not sorry
Step-by-step explanation:
Answer:
4 hours
Step-by-step explanation:
3+1=4
The correct answer is 5 1/2 because if it weren’t simplified it would be 6/2 which makes the numerator the greatest.
This one works the same way the last one did.
If -8 is x-2, then x = -6. The corresponding point is (-6, -5).