Preview question: $$ 7 \left( -2 x - 19 \right) = -7 \left( -21 - 3 x \right) $$

Behaviour being used: Adaptive mode

Minimum fraction: 0

Question summary: $$ 7 \left( -2 x - 19 \right) = -7 \left( -21 - 3 x \right) $$

Right answer summary: -8

Question state: todo