Question: What is the solution?

Solve 0 = -31940*a + 31927*a + 559 for a.

Answer: 43

Question: What is the solution?

Solve -7357 + 7289 = -a for a.

Answer: 68

Question: What is the solution?

Solve 27*j + 50 = 85 + 73 for j.

Answer: 4

Question: What is the solution?

Solve 0 = 55*d - 206*d - 755 for d.

Answer:
-5