Question: What is the solution?

Solve 25*y + 150 = 6*y - 21 for y.

Answer: -9

Question: What is the solution?

Solve -366*o + 7142 = -3472 for o.

Answer: 29

Question: What is the solution?

Solve -2544 + 14172 - 213 = 761*b for b.

Answer: 15

Question: What is the solution?

Solve 933*c - 43927 = 530*c for c.

Answer:
109