Matematika

Pertanyaan

Solve 5[8 - (9x - 7)] + 6x = 0

1 Jawaban

  • 5(8 - (9x - 7)) + 6x = 0
    5(8 - 9x + 7) + 6x = 0
    5 × 15 - 5 × 9x + 6x = 0
    75 - 45x + 6x = 0
    75 = 39x
    x = 75/39
    x = 25/13

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