Question: What is the solution?

Solve 41821 = -1597*f + 3493 for f.

Answer: -24

Question: What is the solution?

Solve -207*s + 208*s = 19 for s.

Answer: 19

Question: What is the solution?

Solve 204 = -134*w + 561*w + 5328 for w.

Answer: -12

Question: What is the solution?

Solve 12*a = -0*a - 102 - 18 for a.

Answer:
-10