Question: What is the solution?

Solve 14*a - 156 = -226 for a.

Answer: -5

Question: What is the solution?

Solve 656 = -288*n + 124*n for n.

Answer: -4

Question: What is the solution?

Solve 14 - 17 = 3*o for o.

Answer: -1

Question: What is the solution?

Solve 9*f - 5*f = -12 for f.

Answer:
-3