Question: What is the solution?

Solve -121*q - 218*q - 29149 = 18*q - 74*q for q.

Answer: -103

Question: What is the solution?

Solve 10 = 14*l - 9*l for l.

Answer: 2

Question: What is the solution?

Solve -6531 = 3186*r - 2875*r for r.

Answer: -21

Question: What is the solution?

Solve -232279*r = -232184*r - 2850 for r.

Answer:
30