Question: What is the solution?

Solve 316*z + 1087 + 85727 = -3818*z for z.

Answer: -21

Question: What is the solution?

Solve -1617*d = -1618*d for d.

Answer: 0

Question: What is the solution?

Solve -338*t - 1664 - 438 = 940 for t.

Answer: -9

Question: What is the solution?

Solve 834777*t - 38 = 834739*t for t.

Answer:
1