Question: What is the solution?

Solve 0 = -11*s + 5*s - 18 for s.

Answer: -3

Question: What is the solution?

Solve -70*h + 67*h = -6 for h.

Answer: 2

Question: What is the solution?

Solve 276*w + 499*w = -291*w - 23452 for w.

Answer: -22

Question: What is the solution?

Solve 5*n = 21*n for n.

Answer:
0