Question: What is the solution?

Solve 437 = -1063*u + 627 + 873 for u.

Answer: 1

Question: What is the solution?

Solve -23*x - 85*x - 9706 = -8*x - 206 for x.

Answer: -95

Question: What is the solution?

Solve 16 = 58*t - 13 + 29 for t.

Answer: 0

Question: What is the solution?

Solve -9054*d + 8880*d = -13920 for d.

Answer:
80