First we need to know the coordinates of the movie theater, we can do this applying the midpoint formula:

We have that the movie theater is located at (2,4). Now we use this coordinates to find the location of Clara's house using again the midpoint formula:

Therefore, Clara's house is located at (-2,0)
Answer:
-1/3
Step-by-step explanation:
Slope is defined as "rise over run". If you count out the units, you should be able to see that your rise is 1 and your run is 3 and is pointing downward, so your answer is -1/3.
Alternatively you could use Slope Formula: 
Answer:
So calculate the negative answers and turn them into absolute value. Then put them in order.
Step-by-step explanation:
Answer:
I think its A
Step-by-step explanation:
Answer:
It's the second one. Press 'Ask For Help' if you need more help on problems