Matematika

Pertanyaan

tolong di bantu pake cara soal : -8 = 2/5 (x -2 )

2 Jawaban

  • -8 = 2/5(x-2)
    -8 = 2/5x-4/5
    -8+4/5 = 2/5x
    2/5x = -8 + 4/5
    2/5x = -36/5
    (kali 5)
    2x=-36
    x=-18
  • -8=2/5(x-2)
    -8=2/5x - 4/5
    -2/5x=8 - 4/5
    -2/5x=40/5 -4/5
    -2/5x=36/5
    X=36/5 / -2/5
    X =36/5 . -5/2
    X= -180/10
    X=-18

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