Solve -43*c = 213789700 - 213786346 for c.
Solve this plz.

A: -78

Solve -2676*m - 43997 + 4976 - 5268 = -345*m for m.
Solve this plz.

A: -19

Solve 179 = 30*d + 59 for d.
Solve this plz.

A:
4