Решите 110/(х-1)-110/х=1

Question

Решите
110/(х-1)-110/х=1

Answer 1

110x^3-110x^2-110x^3+110x^2+110x^2-110x=x^2-x
110x^2- 110x-x^2+x=0
109x=0 x-1=0
x=0 x=1