Реши уравнение: 53.76:(4.248-1.56х)+3.8=55
53,76:(4,248-1,56X)+3,8=55 53,76:(4,248-1,56X)=55-3,8 53,76:(4,248-1,56X)=51,2 4,248-1,56X=53,76:51,2 4,248-1,56X=1,05 -1,56X=1,05-4,248 -1,56X=-3,198 |* (-1) 1,56X=3,198 X=3,198:1,56 X=2,05