2/3(9-12x)=1/5(10x-4)

2/3(9-12x)=1/5(10x-4)

  • 2/3(9-12х) = 1/5(10х-4)

    6-8х = 2х-0,8

    -8х-2х = -6-0,8

    -10х = -6,8

    х = 0,68

  • 100x-40=27-36x;

    64x=67;

    x=67/64;

    Ответ: 67/64