Q: Solve:
Solve 0 = 6378*u + 582*u + 3206*u + 975936 for u.

A: -96

Q: Solve:
Solve -838*y + 63350 = -2648*y for y.

A: -35

Q: Solve:
Solve 224 = 23834*c - 23875*c + 1536 for c.

A:
32