Exercise algebra.equations.linear.balance
Description
Solve a linear equation using only balance rules.
Derivation
36*x+8 == -3*x-6
⇒ algebra.equations.linear.balance.var-left-plus, term=3*x39*x+8 == -6
⇒ algebra.equations.linear.balance.con-right-minus, term=839*x == -14
⇒ algebra.equations.linear.balance.scale-to-one, factor=39x == -14/39