Solve 12737 = -118*z + 11675 for z.
Solve this plz.

A: -9

Solve 328*f = 315*f - 78 for f.
Solve this plz.

A: -6

Solve -3435*o - 957*o - 4124*o + 2290*o = -242814 for o.
Solve this plz.

A:
39