Q: Solve 19*p - 21705 = 156*p + 639*p + 4679 for p.

A: -34

Q: Solve 23*u - 54 = 41*u for u.

A: -3

Q: Solve 4021*f = 3967*f - 756 for f.

A: -14

Q: Solve 745*w + 29133 = -554*w + 263*w + 4269 for w.

A:
-24