Exercise algebra.manipulation.rational.simplify

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

Derivation

Final term is not finished

(x-2)*6/((x-1)*(x-2))-(x-1)*3/(x*(x-3)+2)

⇒ algebra.equations.linear.distr-times

(x-2)*6/((x-1)*(x-2))-(x-1)*3/(x^2-3*x+2)