To find the distance between points, use the distance formula.
Distance formula:

Plug in your values for

using (-8, -7) and (8, -4) and solve.





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Answer:
Approximately 16.28 units.
Answer:
30
Step-by-step explanation:
so you have multiply 3x7. then you have to add the 9 at the end and there is your answer
Step-by-step explanation:
15=2c+7
15-7=2c
8=2c
8/2=c
4=c
c=4
Answer:
I think A
Step-by-step explanation:
Since the center of dilation is at A, only the A coordinate remains
Answer: -2
Explanation: On the image we can see it goes down 4 units and right 2. Giving us the slope 
Simplified that is -2 which is the slope of the line