Q: What is the solution?
Solve -108 = -44*j - 504 for j.

A: -9

Q: What is the solution?
Solve 351*s - 3720 = -179 + 4181 for s.

A: 22

Q: What is the solution?
Solve -34 + 20 = 14*r for r.

A:
-1