Q: Solve:
Solve 0 = -6*c + 18 + 6 for c.

A: 4

Q: Solve:
Solve -8453*q + 1667*q + 27144 = 0 for q.

A: 4

Q: Solve:
Solve -1055*u + 969*u - 8095 - 935 = 0 for u.

A:
-105