Exercise algebra.manipulation.rational.simplify

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

Derivation

Final term is not finished

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

⇒ algebra.equations.linear.distr-times

(4*x+8)/((x+3)*(x+2))-(x+3)*6/((x+3)*(x+2))