Exercise algebra.equations.linear.balance

Description
Solve a linear equation using only balance rules.

Derivation

3/4*x+5/12 == 2/3*x

⇒ algebra.equations.linear.balance.remove-div, factor=12

9*x+5 == 8*x

⇒ algebra.equations.linear.balance.var-left-minus, term=8*x

x+5 == 0

⇒ algebra.equations.linear.balance.con-right-minus, term=5

x == -5