Q: Solve:
Solve 13*q + 3 = -14*q + 28*q for q.

A: 3

Q: Solve:
Solve 0 = -60*a - 1213998 + 1217778 for a.

A: 63

Q: Solve:
Solve 40228*s - 40450*s = 1043 - 23909 for s.

A:
103