Q: What is the solution?
Solve 1251 + 1519 = 397*f - 3582 for f.

A: 16

Q: What is the solution?
Solve 56*v + 42*v = 111*v + 39 for v.

A: -3

Q: What is the solution?
Solve -2088 = 124810*q - 124839*q for q.

A:
72