Q: What is the solution?
Solve -12248*z + 272845 = -70099 for z.

A: 28

Q: What is the solution?
Solve -297 - 11043 = 203*k + 121*k for k.

A: -35

Q: What is the solution?
Solve 109253*u = 109492*u - 3824 for u.

A:
16