31. Richard and Teo have a combined age of 31, Richard is 4 years older than twice Te How old are Richard and Teo? age.

Question

31. Richard and Teo have a combined age of 31,
Richard is 4 years older than twice Te
How old are Richard and Teo?
age.

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Thu Cúc 36 mins 2021-07-22T08:21:20+00:00 1 Answers 0 views 0

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    2021-07-22T08:23:08+00:00

    Answer:

    d

    Step-by-step explanation:

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