Q: What is the solution?
Solve -83*x = -86*x - 21 for x.

A: -7

Q: What is the solution?
Solve 0 = -34*o + 114 - 60 - 54 for o.

A: 0

Q: What is the solution?
Solve -6957*j - 286356 - 27564 = -417*j for j.

A:
-48