Matematika

Pertanyaan

2x+5 per 4 = 3x-7 per 3

2 Jawaban

  • 2x+5/4=3x-7/3
    3(2x+5)=4(3x-7)
    6x+15=12x-28
    6x-12x=-28-15
    -6x=-43
    X=43/6
    =7,1
  • [tex] \frac{2x+5}{4} = \frac{3x+7}{3} 3 (2x+5) = 4(3x+7) 6x+15 = 12x+28 6x-12x = 28-15 -6x = 13 x = - \frac{13}{6}[/tex]

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