Solve 9846 - 732 + 3864 = 618*t for t.
Solve this plz.

A: 21

Solve -27*q - 19401 + 18969 = 0 for q.
Solve this plz.

A: -16

Solve -381033 = 1511*n - 263175 for n.
Solve this plz.

A:
-78