Question:
Solve -3*b + 22 = 8*b for b..

Answer:
2

Question:
Solve 941*r + 2156 = 1137*r for r..

Answer:
11

Question:
Solve 227525 = 229*u + 225006 for u..

Answer:
11

Question:
Solve -760 = -257151*l + 257189*l for l..

Answer:
-20