Exercise algebra.manipulation.rational.simplify

Description
simplify a rational expression (with a variable in a divisor)

Derivation

2*x+3/(5*x)

⇒ algebra.equations.rational.to-rational

10*x^2/(5*x)+3/(5*x)

⇒ algebra.equations.rational.rational-plus

(10*x^2+3)/(5*x)