Question: What is the solution?

Solve 1947 - 2453 = -506*x for x.

Answer: 1

Question: What is the solution?

Solve -5*o + 16 = -9 for o.

Answer: 5

Question: What is the solution?

Solve 402 + 198 = -100*v for v.

Answer: -6

Question: What is the solution?

Solve 481 - 33 = 488*s - 40 for s.

Answer:
1