Exercise algebra.equations.linear.balance
Description
Solve a linear equation using only balance rules.
Derivation
7*x-16*x+8 == 18-8*x-4
⇒ algebra.equations.linear.balance.collect-9*x+8 == 14-8*x
⇒ algebra.equations.linear.balance.var-right-plus, term=9*x8 == 14+x
⇒ algebra.equations.linear.balance.con-left-minus, term=14-6 == x
⇒ algebra.equations.linear.flipx == -6