Question

(x-1)(x-2)=x-2 помогите решить уравнение пж​

Answer 1

(x-1)(x-2)=x-2

(x-1)(x-2)-(x-2) = 0

(x - 2)(x - 1 - 1) = 0

(x - 2)(x - 2) = 0

(x - 2)^2 = 0

x = 2