Question: What is the solution?

Solve 5787 = -1979*z - 33793 for z.

Answer: -20

Question: What is the solution?

Solve 18*d = -5 + 23 for d.

Answer: 1

Question: What is the solution?

Solve 19*f + 47 = -67 for f.

Answer: -6

Question: What is the solution?

Solve 0 = -415215*m + 415141*m + 296 for m.

Answer:
4