x/2+1=x
x/(1 + 2) = x
x/2 + 1 = x
Найду корень уравнения: x/2+1=x
x - + 1 = x 2
x/2+1 = x
x = -1 / (-1/2)
x1 = 2
x1 = 2.00000000000000