Matematika

Pertanyaan

Bantu ya |x+5|=|1-9x|

1 Jawaban

  • |x+5| = |1-9x|
    ⇒x + 5 = 1 - 9x
       x + 9x = 1 - 5
       10x = -4
       x = -[tex] \frac{4}{10} [/tex]
       x = -[tex] \frac{2}{5} [/tex]

    ⇒x + 5 = -(1 - 9x)
       x + 5 = -1 + 9x
       x - 9x = -1 - 5
       -8x = -6
      x = [tex] \frac{-6}{-8} [/tex]
      x = [tex] \frac{3}{4} [/tex]

    HP {x | x = -[tex] \frac{2}{5} [/tex] atau x = [tex] \frac{3}{4} [/tex], x ∈ R}

    semoga membantu
    maaf kalo salah

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