Question: What is the solution?

Solve 7*l - 13 = -6*l for l.

Answer: 1

Question: What is the solution?

Solve 547*z - 324 = 535*z for z.

Answer: 27

Question: What is the solution?

Solve -1090*a = 3125 + 54645 for a.

Answer: -53

Question: What is the solution?

Solve 0*x - x - 24 = -4*x for x.

Answer:
8