Solve 25*m - 298*m - 1365 = 0 for m.
Solve this plz.

A: -5

Solve -483 = 63*a + 6*a for a.
Solve this plz.

A: -7

Solve 21*u - 44*u - 68*u + 11700 = 104*u for u.
Solve this plz.

A:
60