Matematika

Pertanyaan

3 : (x + 5) = 4: (x - 1) =

2 Jawaban

  • Kelas 7 Matematika
    Bab Persamaan Linear

    3/(x + 5) = 4/(x - 1)
    3 (x - 1) = 4 (x + 5)
    3x - 3 = 4x + 20
    -3 - 20 = 4x - 3x
    x = -23
  • 3/(x+5) = 4/(x-1)
    3(x-1) = 4(x+5)
    3x-3 = 4x + 20
    3 -x = 23
    x = -23

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