Question

х - 5/x (дробь) = - 4

Answer 1

$x- frac{5}{ x} = -4 \ \ x- frac{5}{ x} + 4= 0 |* x \ \ x^{2} - 5+4 x=0 \ \ x^{2} +4 x-5=0 \ \ x_{1} = -5 , x_{2} = 1$

Ответ: $x_{1} = -5, x_{2} = 1$