Question: What is the solution?

Solve 0 = 16*i + 145 - 65 for i.

Answer: -5

Question: What is the solution?

Solve 2814*z - 38925 + 335117 = -3870*z - 78112 for z.

Answer: -56

Question: What is the solution?

Solve -9*d = 12 + 33 for d.

Answer: -5

Question: What is the solution?

Solve 203340 - 125290 = -1115*a for a.

Answer:
-70