Q: What is the solution?
Solve 120*k - 220 + 1816 = 6*k for k.

A: -14

Q: What is the solution?
Solve 17090 = 230*u - 3357*u + 56692 + 19811 for u.

A: 19

Q: What is the solution?
Solve -28 + 22 = 2*v for v.

A:
-3