Question: What is the solution?

Solve -40633 = -543*z - 35746 for z.

Answer: 9

Question: What is the solution?

Solve 39433*f - 79105*f = -39208*f - 42224 for f.

Answer: 91

Question: What is the solution?

Solve -47*q - 39*q + 228 = -29*q for q.

Answer: 4

Question: What is the solution?

Solve -309 = 82*j + 19 for j.

Answer:
-4