What are some ways an area can undergo reclamation after being mined?

Combine like terms. do not forget to use the distributive property to simplify the first term. 2(3y + 5k) - 2k

Canada plays an important role in the global community in all of the following ways except by a. acting as a superpower with influence over europe and asia. b. promoting arms control and disarmament. c. working with the commonwealth of nations to promote trade. d. promoting trade with japan and other asian countries.

Suppose you had to resolve the problems believed to be caused by distance decay in russia. what would you suggest?