Question:
Solve 105*u + 73051 - 73366 = 0 for u..

Answer:
3

Question:
Solve 388*l + 570*l - 48621 - 30893 = 0 for l..

Answer:
83

Question:
Solve -16*c - 5*c - 482 = -314 for c..

Answer:
-8

Question:
Solve -460*c + 275*c + 40068 = 557*c for c..

Answer:
54