Question:
Solve -145*h + 45320 - 14088 = 343*h for h..

Answer:
64

Question:
Solve -54*a - 71*a - 29*a - 195 = 41*a for a..

Answer:
-1

Question:
Solve -1089 = -560*v + 461*v for v..

Answer:
11

Question:
Solve -36*f + 33 = 105 for f..

Answer:
-2