Q: Solve -40193 = -12*w - 40217 for w.

A: -2

Q: Solve 1463*p = 734*p + 15309 for p.

A: 21

Q: Solve -257*f + 320 = -225*f for f.

A: 10

Q: Solve -640*b = -723*b + 1743 for b.

A:
21