Q: Solve 1235 = 892*o - 17927 - 7598 for o.

A: 30

Q: Solve 9862*a - 283679 - 405305 = -123072 + 242772 for a.

A: 82

Q: Solve -81*u = -75*u + 12 for u.

A: -2

Q: Solve 0 = -607*f + 635*f - 420 for f.

A:
15