Solve 0 = 32*w - 495 + 252 + 275 for w.
Solve this plz.

A: -1

Solve 380 - 404 = 12*f for f.
Solve this plz.

A: -2

Solve -1275 + 1380 = -4*k - 3*k for k.
Solve this plz.

A:
-15