Solve -309*q + 692*q + 2681 = 0 for q.
Solve this plz.

A: -7

Solve -2*c + 9 + 1 = 0 for c.
Solve this plz.

A: 5

Solve 364 - 376 = 4*l for l.
Solve this plz.

A:
-3