Exercise algebra.equations.linear.balance
Description
Solve a linear equation using only balance rules.
Derivation
5+5*x == -x-5
⇒ algebra.equations.linear.balance.var-left-plus, term=x5+6*x == -5
⇒ algebra.equations.linear.balance.con-right-minus, term=56*x == -10
⇒ algebra.equations.linear.balance.scale-to-one, factor=6x == -5/3