David is now 4 years more than twice the age of Henry. If Henry will be 18 in 3 years, how old was David 2 years ago?

Question

David is now 4 years more than twice the age of Henry. If Henry will be 18 in 3 years, how old was David 2 years ago?

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Trung Dũng 4 years 2021-07-27T01:52:49+00:00 2 Answers 5 views 0

Answers ( )

  1. Dulcie
    0
    2021-07-27T01:54:20+00:00
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    Answer:

    i think its 10.5

    Step-by-step explanation:

  2. thnahdat
    0
    2021-07-27T01:54:34+00:00
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    Answer:

    David was 32 two years ago

    Step-by-step explanation:

    D = 2H + 4

    H = 15

    D = 30+4

    D = 34

    David was 32 two years ago

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