Solve 0 = 453*q - 2412 - 2511 - 4137 for q.
Solve this plz.

A: 20

Solve 804*r + 8485 = 32090 + 10967 for r.
Solve this plz.

A: 43

Solve 24*i = 29*i + 5 for i.
Solve this plz.

A:
-1