Question: What is the solution?

Solve -1727*f + 8047 + 14537 + 19733 = 2120*f for f.

Answer: 11

Question: What is the solution?

Solve 135 - 131 = -f for f.

Answer: -4

Question: What is the solution?

Solve 2244*t = 2254*t + 70 for t.

Answer: -7

Question: What is the solution?

Solve 0*i + 14*i - 42 = 0 for i.

Answer:
3