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Mathematics, 09.01.2020 00:31 whohelpme

If venus is 30.9 mi farther from the sun than mercury, the the earth is 23.6 mi farther from the sun than venus. when the total of the distances for these plants from the sun is 199.4 mi, how far away from the sun is mercury?

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If venus is 30.9 mi farther from the sun than mercury, the the earth is 23.6 mi farther from the sun...
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