Question: What is the solution?

Solve -406*c + 151*c = -3825 for c.

Answer: 15

Question: What is the solution?

Solve -1421 = 9*v - 177*v + 427 for v.

Answer: 11

Question: What is the solution?

Solve -129*g - 24*g - 675 = 72*g for g.

Answer: -3

Question: What is the solution?

Solve 0 = 114*h + 413*h - 321*h + 1236 for h.

Answer:
-6