Solve 0 = -20*m - 25*m + 405 - 135 for m.
Solve this plz.

A: 6

Solve -5*c = -3*c - 2 for c.
Solve this plz.

A: 1

Solve 423 - 1195 = -69*h + 401 for h.
Solve this plz.

A:
17