Solve -1777*f - 57753 = -12075 + 28956 for f.
Solve this plz.

A: -42

Solve -7923 = -438*y - 5303 + 20594 for y.
Solve this plz.

A: 53

Solve 0 = -7*p - 18*p for p.
Solve this plz.

A:
0