Matematika

Pertanyaan

ini SPLDV metode eliminasi 4x +3y= 24 dan 3x + 4y - 25 =0

1 Jawaban

  • 4x + 3y = 24 (dikali 3 )
    3x + 4y = 25 (dikali 4 )

    12x + 9y = 72
    12x + 16y = 100 _
    -7y = -28
    y = 4

    4x + 3y = 24
    4x + 3 (4) = 24
    4x + 12 = 24
    4x = 24 - 12
    4x = 12
    x = 3

Pertanyaan Lainnya