Question: What is the solution?

Solve 0 = -593*o - 83459 + 3740 - 2115 for o.

Answer: -138

Question: What is the solution?

Solve 0 = 1452*d + 17417 + 1707 + 17577 + 21379 for d.

Answer: -40

Question: What is the solution?

Solve -30*h - 556 = -396 - 400 for h.

Answer: 8

Question: What is the solution?

Solve 77*l - 257*l + 46746 = -506*l - 556*l for l.

Answer:
-53