Question: What is the solution?

Solve 0 = 293*t - 296*t + 9 for t.

Answer: 3

Question: What is the solution?

Solve 105 - 15 = 15*a for a.

Answer: 6

Question: What is the solution?

Solve 68*s = 645 - 101 for s.

Answer: 8

Question: What is the solution?

Solve -80*i + 192*i = 393*i + 28381 for i.

Answer:
-101