Matematika

Pertanyaan

3x + 2y = 4 .... (1)
-2x - y = 6 .... (2)

Menggunakan metode eliminasi. Tolong donk

2 Jawaban

  • 3× + 2y = 4
    (-2× - y = 6)×2
    3× + 2y = 4
    -4× - 2y = 12
    ------------------- +
    -× =16
    × = -16.
    (3× + 2y = 4)×2
    (-2× - y = 6)×3
    6× + 4y = 8
    -6× - 3y = 18
    ------------------- +
    y = 26
  • Ingat diperiksa dulu yahhhh
    Gambar lampiran jawaban Arningsi1

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