Q: What is the solution?
Solve 675 - 1968 = 124*o + 1435 for o.

A: -22

Q: What is the solution?
Solve 468*a - 1657 - 2182 = 2242 - 933 for a.

A: 11

Q: What is the solution?
Solve -311*k + 508*k = 325*k + 196 - 68 for k.

A:
-1