A 3lbs of apples cost $2.91, what will be delivered cost of 8lbs of apples

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A 3lbs of apples cost $2.91, what will be delivered cost of 8lbs of apples

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Gerda 4 years 2021-07-27T19:36:00+00:00 2 Answers 8 views 0

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    0
    2021-07-27T19:37:16+00:00

    x = 7. 76
    Because you have to

    0
    2021-07-27T19:37:41+00:00

    3x = 8(2.91)
    x = $7.76

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