Question: What is the solution?

Solve 4095*u = 4053*u - 737 + 191 for u.

Answer: -13

Question: What is the solution?

Solve -45*s + 2591 = 2231 for s.

Answer: 8

Question: What is the solution?

Solve 5*l - 10 = -5*l for l.

Answer: 1

Question: What is the solution?

Solve 13776*v = 384573 + 1447635 for v.

Answer:
133