Q: Solve:
Solve -1613*y + 12149 + 12925 = -13385 - 21222 for y.

A: 37

Q: Solve:
Solve 0 = -3630*y + 3697*y - 871 for y.

A: 13

Q: Solve:
Solve 21*b = 63 + 35 + 28 for b.

A:
6