Q: Solve:
Solve -213*f - 56*f + 1113 = -58*f + 269 for f.

A: 4

Q: Solve:
Solve -24*a - 191*a = -25*a + 4750 for a.

A: -25

Q: Solve:
Solve -6 + 2 = 2*f for f.

A:
-2