Exercise algebra.equations.linear.balance
Description
Solve a linear equation using only balance rules.
Derivation
-2*x+7/2 == 9/10
⇒ algebra.equations.linear.balance.remove-div, factor=10-20*x+35 == 9
⇒ algebra.equations.linear.balance.con-right-minus, term=35-20*x == -26
⇒ algebra.equations.linear.balance.scale-to-one, factor=-20x == 13/10