Question: What is the solution?

Solve -226*n - 1493 - 1268 = 25*n for n.

Answer: -11

Question: What is the solution?

Solve 15 = 23*m - 20*m for m.

Answer: 5

Question: What is the solution?

Solve 319*n - 90 = 334*n for n.

Answer: -6

Question: What is the solution?

Solve -4 = -13*x + 22 for x.

Answer:
2