Q: Solve -27*b + 5*b = -b for b.

A: 0

Q: Solve -2653*n - 11932 = -3281*n for n.

A: 19

Q: Solve 208*a + 105*a - 1750 = 296*a - 233*a for a.

A: 7

Q: Solve 308*w - 844*w = 1610 - 538 for w.

A:
-2