Q: What is the solution?
Solve 129*n + 30 = 124*n for n.

A: -6

Q: What is the solution?
Solve -266*v - 150 = -124*v - 127*v for v.

A: -10

Q: What is the solution?
Solve -10*n = -11*n + 2 for n.

A:
2