Question: What is the solution?

Solve 284*b - 2459 - 5777 = 0 for b.

Answer: 29

Question: What is the solution?

Solve -3*t + 6*t = -15 for t.

Answer: -5

Question: What is the solution?

Solve 68*c + 62*c + 82*c + 17319 = -39*c for c.

Answer: -69

Question: What is the solution?

Solve -35*u + 32*u - 3 = 0 for u.

Answer:
-1