Question: What is the solution?

Solve 80*t = -932*t - 1808 - 2240 for t.

Answer: -4

Question: What is the solution?

Solve 0 = -280*r + 283*r + 9 for r.

Answer: -3

Question: What is the solution?

Solve 441*v + 4414*v = 547*v - 376328 - 144940 for v.

Answer: -121

Question: What is the solution?

Solve 3395 = 4338*j - 4435*j for j.

Answer:
-35