What are the coordinates of the centroid of triangle ABC?

Please Answer with work shown! I know that the answer is (7,5) But can some one show the work for it?

If you answer it and show the work for me then I will give you the brainiest question reward!

Please Help!

Please Answer with work shown! I know that the answer is (7,5) But can some one show the work for it?

If you answer it and show the work for me then I will give you the brainiest question reward!

Please Help!