Solve 180*k - 181 + 721 = 0 for k.
Solve this plz.

A: -3

Solve 43264 = 1338*v - 30013 + 19757 for v.
Solve this plz.

A: 40

Solve -324*p - 11085 = -22425 for p.
Solve this plz.

A:
35