Matematika

Pertanyaan

3x - 2y = 3
4x + y = 1

1 Jawaban

  • 4x + y = 1
    y = 1 - 4x

    3x - 2y = 3
    3x - 2(1 - 4x) = 3
    7x = 3 + 2
    x = 5/7

    y = 1 - 4x
    y = 1 - 20/7
    y = (7 - 20)/7
    y = -13/7

Pertanyaan Lainnya