Matematika

Pertanyaan

-2x +4y=-6 dan 3x+2y =10

1 Jawaban

  • -2x + 4y =-6 | x1
    3x + 2y =10 | x2

    -2x + 4y =-6
    6x + 4y=20
    ___________-
    -8x =-26
    X = -26
    __
    -8

    =26/8


    2x+4y=-6
    2×26/8 + 4y =-6
    26/4 + 4y = -6
    4y = -6-26/4
    Y =-6-26/4 × 1/4
    Y =-6-26/8

Pertanyaan Lainnya