Technical information
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: $$ -4 \left( -19 - 2 x \right) - 2 \left( 13 + 2 x \right) = -3 \left( 2 x + 10 \right) $$
Right answer summary: -8
Question state: todo
Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: $$ -4 \left( -19 - 2 x \right) - 2 \left( 13 + 2 x \right) = -3 \left( 2 x + 10 \right) $$
Right answer summary: -8
Question state: todo