Q: Solve -143*i + 1688 + 457 = 0 for i.

A: 15

Q: Solve 1599*v - 448 + 46 = 1733*v for v.

A: -3

Q: Solve 1571*b + 1442 - 1337 = 3247 for b.

A: 2

Q: Solve -6 = 231*s - 228*s for s.

A:
-2