Q: Solve:
Solve 2082*u - 59715 = 42303 for u.

A: 49

Q: Solve:
Solve -12 = 385*o - 389*o for o.

A: 3

Q: Solve:
Solve 5693*d - 5950*d - 21739*d - 178023 + 705927 = 0 for d.

A:
24