Question: What is the solution?

Solve -4*o + 24*o + 80 = 0 for o.

Answer: -4

Question: What is the solution?

Solve 0 = 14*q - 3 + 45 for q.

Answer: -3

Question: What is the solution?

Solve 16 = -4*n + 4 for n.

Answer: -3

Question: What is the solution?

Solve -54*i = 3*i + 1981 - 499 for i.

Answer:
-26