Question: What is the solution?

Solve -161*n - 1326 - 9486 = -2*n for n.

Answer: -68

Question: What is the solution?

Solve 406 = -36*w - 78*w + 172*w for w.

Answer: 7

Question: What is the solution?

Solve 38*i - 2270 = -1776 for i.

Answer: 13

Question: What is the solution?

Solve -41 + 39 = 2*q for q.

Answer:
-1