Q: Solve:
Solve 2445*x - 616*x + 112404 = 86*x - 2133*x for x.

A: -29

Q: Solve:
Solve -15*k + 30*k = 60 for k.

A: 4

Q: Solve:
Solve -364*o - 92*o = 390*o + 54144 for o.

A:
-64