Question: What is the solution?

Solve 23*d - 17*d = 0 for d.

Answer: 0

Question: What is the solution?

Solve -124*n - 116 = -156 - 704 for n.

Answer: 6

Question: What is the solution?

Solve 80*z + 44 - 665 = 1139 for z.

Answer: 22

Question: What is the solution?

Solve 78 = -3368*t + 3374*t for t.

Answer:
13