Q: What is the solution?
Solve 4836*u - 6210 - 4258 = 5074*u - 472 for u.

A: -42

Q: What is the solution?
Solve -1092*k + 521*k + 243 = -544*k for k.

A: 9

Q: What is the solution?
Solve 0 = -414*l - 547*l + 27869 for l.

A:
29