Preview question: $$ \frac{2 x + 12} {3} + \frac{-12 - 2 x } {6} = 22 + 2 x $$

Behaviour being used: Adaptive mode

Minimum fraction: 0

Question summary: $$ \frac{2 x + 12} {3} + \frac{-12 - 2 x } {6} = 22 + 2 x $$

Right answer summary: -12

Question state: todo