Solve -256 = -8*i - 24*i for i.
Solve this plz.

A: 8

Solve 19*c + 40080 = -89*c + 43104 for c.
Solve this plz.

A: 28

Solve 17*d + 248 - 19 - 76 = 0 for d.
Solve this plz.

A:
-9