Question: What is the solution?

Solve -2*n = -13*n - n for n.

Answer: 0

Question: What is the solution?

Solve -81012*b + 82035*b - 46035 = 0 for b.

Answer: 45

Question: What is the solution?

Solve -30 = 39*n - 33*n for n.

Answer: -5

Question: What is the solution?

Solve -455*q - 770*q - 89544 = -454*q + 951*q for q.

Answer:
-52