Matematika

Pertanyaan

3(3x+2/3)<5(2x-1/4) Tolong Dijawab

2 Jawaban

  • 3(3x+2/3)<5(2x-1/4)
        9x + 2 < 10x-5/4
      4(9x+2) < 40x-5
         36x+8 < 40x-5
     36x-40x < -5-8
             -4x < -13
                x > -13/4
                x > 13/4
  • 3(3x + 2/3) < 5(2x - 1/4)
    9x + 2 < 10x - 5/4 -------------------->> (sama" dikali 4)
    4(9x + 2) < 4(10x - 5/4)
    36x + 8 < 40x - 5
    36x - 40x < -5 - 8
    -4x < -13
    -x < -13/4
    x > 13/4

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