Solve 24*o + 20 = 20*o for o.
Solve this plz.

A: -5

Solve 0 = 1324297*u - 1324323*u - 1586 for u.
Solve this plz.

A: -61

Solve 72*a + 425492 = 422540 for a.
Solve this plz.

A:
-41