Question: What is the solution?

Solve -373*l = -374*l - 5 for l.

Answer: -5

Question: What is the solution?

Solve 6721*h - 278608 - 129467 = 1280*h for h.

Answer: 75

Question: What is the solution?

Solve -1 - 2 = b for b.

Answer: -3

Question: What is the solution?

Solve -47*l - 336 = -12*l - 19*l for l.

Answer:
-21