Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: $$ -4 x - 13 = 3 x + 78 $$
Right answer summary: -13
Question state: todo
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: $$ -4 x - 13 = 3 x + 78 $$
Right answer summary: -13
Question state: todo