Solve -109 + 111 = -p for p.
Solve this plz.

A: -2

Solve 31024*c - 31043*c - 399 = 0 for c.
Solve this plz.

A: -21

Solve 0 = -64*l - 421 - 411 for l.
Solve this plz.

A:
-13