Solve -7490*w + 7629*w - 14873 = 0 for w.
Solve this plz.

A: 107

Solve 345*f - 174*f - 720 - 8343 = 0 for f.
Solve this plz.

A: 53

Solve 545*d = -544*d + 1111*d + 110 for d.
Solve this plz.

A:
-5