Question: What is the solution?

Solve 3611 = -10*a + 3581 for a.

Answer: -3

Question: What is the solution?

Solve 2926 + 2849 = -632*y + 797*y for y.

Answer: 35

Question: What is the solution?

Solve 31*m = 20*m + 33 for m.

Answer: 3

Question: What is the solution?

Solve 0 = -18*q + 29 + 169 for q.

Answer:
11