Solve 0 = -445*c + 21814 - 3124 for c.
Solve this plz.

A: 42

Solve 0 = 108*d - 97*d - 22 for d.
Solve this plz.

A: 2

Solve -15*u + 5 = -10 for u.
Solve this plz.

A:
1