реши уравнения.

х·5+796=1021
859+х÷6=1224
х-2095=304·80

  • х·5+796=1021
    5х=1021-796
    5х=225
    х=225:5
    х=45

    45*5+796=1021
    225+796=1021
    1021=1021

    859+х:6=1224
    х:6=1224-859
    х:6=365
    х=365*6
    х=2190

    859+2190:6=1224
    859+365=1224
    1224=1224

    х-2095=304·80
    х-2095=24320
    х=24320+2095
    х=26415

    26415-2095=304*80
    24320=24320




See also: