Q: Solve:
Solve 29*n - 30*n + 504 = -57*n for n.

A: -9

Q: Solve:
Solve 1449*u = 3638*u + 3026*u - 23213 - 268827 for u.

A: 56

Q: Solve:
Solve 1282 = 15*p + 1342 for p.

A:
-4