Q: Solve 4*w + 391 = 399 for w.

A: 2

Q: Solve 11*q + 5159 = -13*q + 63*q + 28*q for q.

A: 77

Q: Solve 40*b - 496 = 48*b + 23*b for b.

A: -16

Q: Solve 20*y = 8*y - 20*y for y.

A:
0