Question: What is the solution?

Solve -40 = -9*i - 103 for i.

Answer: -7

Question: What is the solution?

Solve 0 = -30*d + 300 - 444 + 324 for d.

Answer: 6

Question: What is the solution?

Solve 504*m + 1544*m + 85886 + 115898 = -245*m for m.

Answer: -88

Question: What is the solution?

Solve -33*i = -1204*i + 33959 for i.

Answer:
29