Solve -259*a + 10532 - 425 = 2615 - 6753 for a.
Solve this plz.

A: 55

Solve 1510*f - 8183 - 43623 - 13950 + 12906 = 0 for f.
Solve this plz.

A: 35

Solve 83*f - 12371 + 3722 = -17*f + 7*f for f.
Solve this plz.

A:
93