Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: $$ -86 - 2 x = -6 + 2 x $$
Right answer summary: -20
Question state: todo
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: $$ -86 - 2 x = -6 + 2 x $$
Right answer summary: -20
Question state: todo