Solve -6743*k + 56681 - 9997 = -20746 for k.
Solve this plz.

A: 10

Solve 14 = -18*m - 81 - 13 for m.
Solve this plz.

A: -6

Solve -22878 = -9*h - 21*h - 22608 for h.
Solve this plz.

A:
9