Q: What is the solution?
Solve 12604 = 13*v + 12812 for v.

A: -16

Q: What is the solution?
Solve 32399*q = 32407*q + 208 for q.

A: -26

Q: What is the solution?
Solve 17*g + 9620 = 10130 for g.

A:
30