Matematika

Pertanyaan

tolomg ya dijawab nomer 2 plis mohonn
tolomg ya dijawab nomer 2 plis mohonn

2 Jawaban

  • ¼(x-10)= ⅔x - 5 kedua ruas kalikan 12
    maka
    12(¼(x-10))= 12(⅔x - 5)
    3(x-10)=8x - 60
    3x-30=8x-60
    3x-8x = -60+30
    -5x=-30
    x=-30/-5
    x=6
  • ¼(x - 10) = ⅔x -5
    x/4 - 10/4 = 2x/3 - 5
    (x-10)/4 = (2x-15)/3
    [kalikan silang]
    3(x-10) = 4(2x-15)
    3x-30 = 8x-60
    30 = 5x
    x = 6