Two different types of candy cost 2x, 7x. If you buy 2 of each type, write down an algebric expression of the total cost

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Two different types of candy cost 2x, 7x. If you buy 2 of each type, write down an algebric expression of the total cost

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Thạch Thảo 2 months 2021-07-31T11:22:18+00:00 1 Answers 1 views 0

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    2021-07-31T11:24:06+00:00

    Answer:

    $(18x)

    Step-by-step explanation:

    2(2x)+2(7x)

    =4x+14x

    =18x

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