Question: What is the solution?

Solve 7999*x - 9169*x - 18720 = 0 for x.

Answer: -16

Question: What is the solution?

Solve -43416*b = -43512*b + 1728 for b.

Answer: 18

Question: What is the solution?

Solve -87*h + 53*h - 374 = 0 for h.

Answer: -11

Question: What is the solution?

Solve -15 = -7*p - 43 for p.

Answer:
-4