Question: What is the solution?

Solve -4*t + 9 - 1 = 0 for t.

Answer: 2

Question: What is the solution?

Solve 0 = -92*n - 234 + 1890 for n.

Answer: 18

Question: What is the solution?

Solve 11525*c = 11465*c + 720 for c.

Answer: 12

Question: What is the solution?

Solve -25*w - 5*w = -120 for w.

Answer:
4