Question: What is the solution?

Solve 464*p + 500 - 1023 = 5251 + 258 for p.

Answer: 13

Question: What is the solution?

Solve 0*z + 9 = -3*z for z.

Answer: -3

Question: What is the solution?

Solve 316*b = -177*b - 499*b + 41664 for b.

Answer: 42

Question: What is the solution?

Solve -251*i + 15 = -250*i for i.

Answer:
15