Q: Solve:
Solve 31*w + 41*w - 6 = 73*w for w.

A: -6

Q: Solve:
Solve -73*u - 6*u - 390 = 51*u for u.

A: -3

Q: Solve:
Solve 1030 = -3*s + s + 998 for s.

A:
-16