Q: What is the solution?
Solve -15 = 44*x - 49*x for x.

A: 3

Q: What is the solution?
Solve -7661*d + 215513 = -2108*d - 28819 for d.

A: 44

Q: What is the solution?
Solve 260*x = 262*x - 8 for x.

A:
4