Question: What is the solution?

Solve -533*a = -5653*a + 325*a + 522655 for a.

Answer: 109

Question: What is the solution?

Solve 1100*w - 1032*w - 804 = 284 for w.

Answer: 16

Question: What is the solution?

Solve 1077 + 2172 = -49*d - 312*d for d.

Answer: -9

Question: What is the solution?

Solve 7540 = 1342*z - 1776*z - 2442 for z.

Answer:
-23