Найдите корень уравнения.
в)8+2/3y=14
г)27=6y+39
и)1.2t+0.4=1

1.2t+0.4=11.2t=1-0.41.2t=0.6t=0.6:1.2t=0.5########27=6y+3927-39=6y6y=-12y=-12:6y=-2##########8 + 2/3 y=142/3 y =14-82/3 y=62y=6×32y=18y=18:2y=9