Q: What is the solution?
Solve 1 = -7*f - 13 for f.

A: -2

Q: What is the solution?
Solve -566*z - 273*z = -22*z - 17591 - 79632 for z.

A: 119

Q: What is the solution?
Solve 0 = -5*j + 4*j - 2 for j.

A:
-2