Question: What is the solution?

Solve -241 - 205 = -169*d - 108 for d.

Answer: 2

Question: What is the solution?

Solve -43 - 3 = -9*u + 17 for u.

Answer: 7

Question: What is the solution?

Solve 26*i + 3 = 23*i for i.

Answer: -1

Question: What is the solution?

Solve 0 = -11*a - 11 - 22 for a.

Answer:
-3