Q: Solve -13061*d - 48 = -13057*d for d.

A: -12

Q: Solve 4*a + 16 = 30 - 14 for a.

A: 0

Q: Solve -4*w + 4 + 0 = 0 for w.

A: 1

Q: Solve -59*w = -465*w - 3248 for w.

A:
-8