Matematika

Pertanyaan

3 X - 5 y = -3 dan 4 x + 2y = 4 metode eliminasi caranya

1 Jawaban

  • Eliminasi persamaan 1 dan 2
    3x - 5y = -3 | x2 | 6x - 10y = -6
    4x + 2y= 4 | x5 | 20x +10y = 20
    26x = 14
    x = -14/26
    x = -7/13

    3x - 5y = -3 | x4 | 12x - 20y = -12
    4x + 2y= 4 | x3 | 12x + 6y = 12
    -14y = -24
    x = -24 / -14
    x = 12/7

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