Exercise algebra.equations.linear.balance
Description
Solve a linear equation using only balance rules.
Derivation
2 == 5-3*x
⇒ algebra.equations.linear.balance.con-left-minus, term=5-3 == -3*x
⇒ algebra.equations.linear.balance.scale-to-one, factor=-31 == x
⇒ algebra.equations.linear.flipx == 1