Solve 11*a - 458 - 3070 = 73*a + 22*a for a.
Solve this plz.

A: -42

Solve -14*w = -546 + 434 for w.
Solve this plz.

A: 8

Solve 243*u + 290*u - 8101 - 3625 = 0 for u.
Solve this plz.

A:
22