Q: What is the solution?
Solve 81 = 8*v - 17*v for v.

A: -9

Q: What is the solution?
Solve -109966*o + 110167*o = 15477 for o.

A: 77

Q: What is the solution?
Solve -5*k + 0 + 5 = 0 for k.

A:
1