Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: $$ -3 \left( 18 - 2 x \right) - 3 \left( -15 + 2 x \right) = 3 \left( -2 x + 9 \right) $$
Right answer summary: 6
Question state: todo
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: $$ -3 \left( 18 - 2 x \right) - 3 \left( -15 + 2 x \right) = 3 \left( -2 x + 9 \right) $$
Right answer summary: 6
Question state: todo