Question: What is the solution?

Solve 25608*f - 12767*f - 12701*f - 17640 = 0 for f.

Answer: 126

Question: What is the solution?

Solve -o - 1 = -0*o for o.

Answer: -1

Question: What is the solution?

Solve 43 = -8*i + 3 for i.

Answer: -5

Question: What is the solution?

Solve 1139*c - 1124*c = 210 for c.

Answer:
14