Q: Solve:
Solve 0 = -4*s + 187*s + 1464 for s.

A: -8

Q: Solve:
Solve 17*k - 269*k = -101*k + 9664 for k.

A: -64

Q: Solve:
Solve -1570*u = -203*u - 20505 for u.

A:
15