Question 811108
{{{x^-3x= -5/4}}}
=
{{{x/x^3= -5/4}}}
=
{{{1/x^2= -5/4}}}
Cross products give us
{{{-5x^2 = 4}}}
Divide each side by -5
{{{x^2 = -4/5}}}
We have a situation where there are no real answers.