Question: What is the solution?

Solve 287*k = 8383 - 2719 + 19018 for k.

Answer: 86

Question: What is the solution?

Solve 105*v + 721*v + 680*v + 6786 = -14298 for v.

Answer: -14

Question: What is the solution?

Solve -4*i = -2*i + 2*i for i.

Answer: 0

Question: What is the solution?

Solve 25*n + 144 = n for n.

Answer:
-6