The mean of the numbers is 11 now all you have to do is take 11 and subtract it from the squared difference.
Answer:
i think 5 so i say pick 5 because 19no 12no10 no so it 5
B I’m pretty sure I think or 826
Add the x to both sides and it turns into Y = x + 4. If this isn't what you're looking for, please provide the answer choices.