Решите уравнение:x(x^2-6x+5)=12(x-5)

Спасибо большое!

x (x - 5)(x - 1) = 12(x - 5)(x - 5) (x(x - 1) - 12) = 0(x - 5)(x^2 - x - 12) = 01) x - 5 = 0x = 52) x^2 - x - 12 = 0D = 1 + 4*12 = 49x1 = (1 + 7)/2 = 8/2 = 4x2 = (1 - 7)/2 = - 6/2 = - 3Ответ- 3; 4 ; 5