Q: What is the solution?
Solve 596*u = 602*u + 18 for u.

A: -3

Q: What is the solution?
Solve -4101 = -45*x - 2841 for x.

A: 28

Q: What is the solution?
Solve 0 = -127*h + 17*h + 10*h + 6900 for h.

A:
69