Решите уравнение:
(х-11)^2-х(х-11)=0

х^2-22x+121-x^2+11x=0-11x=-121x=11

(x-11)^2-x*(x-11) = 0121 + x^2 - 22*x - x*(x - 11) = 0121 + x^2 - 22*x - x^2 + 11*x = 0121 - 11*x = 0-11*x = -121x = -121 / (-11)x = 11