Solve -465*w + 457*w = -24 for w.
Solve this plz.

A: 3

Solve 7*o - 101*o = -79*o + 345 for o.
Solve this plz.

A: -23

Solve 23*f + 700 = 73*f - 15*f for f.
Solve this plz.

A:
20