Solve -91*b - 22*b = 336*b - 10327 for b.
Solve this plz.

A: 23

Solve -244 + 271 = -27*f for f.
Solve this plz.

A: -1

Solve 0 = 74*c + 59*c - 787 - 543 for c.
Solve this plz.

A:
10