Question: What is the solution?

Solve -153*z + 758 - 505 = -665 for z.

Answer: 6

Question: What is the solution?

Solve 815 = -12*i - 40*i + 87 for i.

Answer: -14

Question: What is the solution?

Solve 102*b - 319 - 725 = 15*b for b.

Answer: 12

Question: What is the solution?

Solve 1337*p - 72 = 1346*p for p.

Answer:
-8