Question: What is the solution?

Solve 0 = -101*k + 95*k - 72 for k.

Answer: -12

Question: What is the solution?

Solve 1586*o - 57274 = -193670 for o.

Answer: -86

Question: What is the solution?

Solve 77*g = 2730 + 273 for g.

Answer: 39

Question: What is the solution?

Solve -141*z - 3601 = 235*z + 2415 for z.

Answer:
-16