Question:
Solve -327*f + 333*f + 18 = 0 for f..

Answer:
-3

Question:
Solve 2*u - 110 = -92 for u..

Answer:
9

Question:
Solve 139*h - 97*h + 168 = 0 for h..

Answer:
-4

Question:
Solve 0 = -5977*o + 5975*o + 90 for o..

Answer:
45