邪魔な住民どもを排除するとしよう

This is a sentence from episode 1 of "働く細胞", that's airing this season. What's
the difference from just saying 排除しよう？
CC BY-SA 4.0
2018-07-28T18:45:39.237
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2018-07-28T18:45:39.237
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question
grammar meaning
What meaning does としよう have in this sentence?