Question: What is the solution?

Solve -9*s - 2 = -11 for s.

Answer: 1

Question: What is the solution?

Solve 0 = -558*d + 14317 + 1105 + 5782 for d.

Answer: 38

Question: What is the solution?

Solve -3*b - 87 + 81 = 0 for b.

Answer: -2

Question: What is the solution?

Solve -4*y = -247 + 207 for y.

Answer:
10