Question: What is the solution?

Solve 0 = 3269*d + 3254*d - 6536*d - 169 for d.

Answer: -13

Question: What is the solution?

Solve 11*j = -669 + 603 for j.

Answer: -6

Question: What is the solution?

Solve 23*n - 174 = 61 - 51 for n.

Answer: 8

Question: What is the solution?

Solve 21*q = 3*q + 7*q + 154 for q.

Answer:
14