Question:
Solve 20*x + 19 + 61 = 0 for x..

Answer:
-4

Question:
Solve -42*q - 315*q = -171*q - 10044 for q..

Answer:
54

Question:
Solve 65155 = -4886*m - 1290*m + 441891 for m..

Answer:
61

Question:
Solve 62*f = -794*f - 682*f + 172256 for f..

Answer:
112