Х-5/х=-3х+19. Помогите

Question

Х-5/х=-3х+19. Помогите

Answer 1

X-5/x=-3x+19.
4x-5/x=19 | *x
4x^2-5=19x
4x^2-19x-5=0
D=19^2-4*4*(-5) = 441 (21^2)
x1,2 = (19± 21) /2*4
x1= -2/8 (0.25)
x2= 5