2 + 828828282=828 828 284

The equation you provided is correct:

\[ 2 + 828,828,282 = 828,828,284 \]

Regarding the image, it seems to relate to an assignment about Kazan's geographical and natural features. You’re instructed to use reference literature and the internet to create a short essay. If you need information about Kazan, I can help with that!