Question: What is the solution?

Solve 0 = -142*y + 39030 - 28522 for y.

Answer: 74

Question: What is the solution?

Solve 112*d + 1937 - 447 = -190 for d.

Answer: -15

Question: What is the solution?

Solve -1738*w + 1717*w = 84 for w.

Answer: -4

Question: What is the solution?

Solve -23*c - 50*c = -39*c for c.

Answer:
0