Matematika

Pertanyaan

Tolong dibantu ya penyelesaian x nya
Tolong dibantu ya penyelesaian x nya

1 Jawaban

  • Bab Persamaan Linear
    matematika SMP kelas VIII

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

    HP = { 7/5 }