Question: What is the solution?

Solve 177311 = -876*v - 249*v + 34436 for v.

Answer: -127

Question: What is the solution?

Solve 0 = -37*z - 46*z + 415 for z.

Answer: 5

Question: What is the solution?

Solve 34*a = 21*a - 91 for a.

Answer: -7

Question: What is the solution?

Solve -4*u = u for u.

Answer:
0