Solve -3419*l - 3464 = -7375 - 20022 for l.
Solve this plz.

A: 7

Solve 0 = 575*h - 527*h + 864 for h.
Solve this plz.

A: -18

Solve -381 + 395 = 2*o for o.
Solve this plz.

A:
7