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16 February, 22:21

3x + 12y = 9 x + __ y = 3 A) - 12 B) - 4 C) 12 D) 4

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Answers (2)
  1. 17 February, 01:40
    0
    Answer: 4

    Step-by-step explanation:

    3x - 12y - 9 = 9x + (x + 4y - 3)
  2. 17 February, 01:56
    0
    3x + 12y = 9

    x + __ y = 3

    Divide the first equation by 3 to get the second equation:

    3x / 3 = x

    9/3 = 3

    12y / 3 = 4y

    The answer would be D. 4
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