Question: What is the solution?

Solve -1564*k + 5099 - 1124 = -2281 for k.

Answer: 4

Question: What is the solution?

Solve -1646*x + 28101 + 23998 = 2719 for x.

Answer: 30

Question: What is the solution?

Solve -14207 = -1495*k - 72512 for k.

Answer: -39

Question: What is the solution?

Solve 489*f - 20 = 494*f for f.

Answer:
-4