Question: What is the solution?

Solve -111*q + 2520 = -59*q - 65*q - 47*q for q.

Answer: -42

Question: What is the solution?

Solve 200*f + 3267 = 50*f - 147*f for f.

Answer: -11

Question: What is the solution?

Solve -30*y - 63*y = -5*y - 1320 for y.

Answer: 15

Question: What is the solution?

Solve -86*f = 107*f - 3094 + 6 for f.

Answer:
16