Q: Solve:
Solve 0 = -330*k + 312*k + 198 for k.

A: 11

Q: Solve:
Solve 203*s = -307*s + 111*s - 1197 for s.

A: -3

Q: Solve:
Solve 1447*b + 152279 - 61399 = 4391*b - 82816 for b.

A:
59