Question 327194
You can't solve it unless there is something after the "=".
If not it's just an expression.
You can simplify an expression, but you can't solve it. 
If that's what you're looking for then
{{{50/(5x^10-6x^2+8)}}} is in its simplest form because it is not factorable.
In addition all of the solutions of {{{5x^10-6x^2+8}}} are complex.