Question:
Solve 27910*f - 88 = 27888*f for f..

Answer:
4

Question:
Solve 4*f + 13*f - 945 = -18*f for f..

Answer:
27

Question:
Solve 2653*t + 2677*t - 8007*t + 2021 = -2630*t for t..

Answer:
43

Question:
Solve -6*c + 860 = 848 for c..

Answer:
2