A bag contains only red marbles and blue marbles in the ratio of three red to 2blues if there are 21 red marbles how many blue marbles are t

Question

A bag contains only red marbles and blue marbles in the ratio of three red to 2blues if there are 21 red marbles how many blue marbles are there

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Adela 4 months 2021-09-03T06:40:34+00:00 1 Answers 15 views 0

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    2021-09-03T06:42:10+00:00

    Answer:

    14 blue

    Step-by-step explanation:

    3/2 = 21/b

    3b = 42

    b = 42/3

    b = 14

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