Matematika

Pertanyaan

nilai x+4 dari 1/4x+5=1/3(2x-5)adalah

2 Jawaban

  • x+4

    1/4x+5 = 1/3(2x-5)
    1/4x+5 = 1/6x-15
    kali silang
    6x-15 = 4x+5
    2x=20
    x = 10

    maka x+4 = 10+4 = 14

    smoga membantu
  • cari dulu nilai x

    1/4x + 5 = 1/3(2x-5)
    1/4x + 5 = 2/3x - 5/3
    1/4x - 2/3x = (-5/3) - 5
    3/12x - 8/12x = (-5/3) - 15/3
    (-5/12x) = (-20/3)
    x = (-20/3) : (-5/12)
    x = 20 * 12 / (5 * 3)
    x = 4 * 4
    x = 16

    maka x + 4 adalah 16 + 4 = 20

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