about how long ago did our solar system start to form?

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about how long ago did our solar system start to form?

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Doris 4 years 2021-07-25T23:59:11+00:00 1 Answers 4 views 0

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  1. Orla
    0
    2021-07-26T00:00:22+00:00
    Reply

    About 4.6 billion years ago

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )