Question: What is the solution?

Solve -46*l + 81*l = -280 for l.

Answer: -8

Question: What is the solution?

Solve 20*w - 467 = -387 for w.

Answer: 4

Question: What is the solution?

Solve -925*v + 413*v + 68952 = 1143*v + 113*v for v.

Answer: 39

Question: What is the solution?

Solve 117*v = 284 + 79 + 105 for v.

Answer:
4