Exercise algebra.equations.linear.balance
Description
Solve a linear equation using only balance rules.
Derivation
![](http://ideas.cs.uu.nl/images/external.png)
2*x+5/2 == 1/2*x-4
⇒ algebra.equations.linear.balance.remove-div, factor=24*x+5 == x-8
⇒ algebra.equations.linear.balance.var-left-minus, term=x3*x+5 == -8
⇒ algebra.equations.linear.balance.con-right-minus, term=53*x == -13
⇒ algebra.equations.linear.balance.scale-to-one, factor=3x == -13/3