Q: Solve 1262 - 1280 = -3*b for b.

A: 6

Q: Solve 0 = -319*v + 4652 + 13640 + 529 for v.

A: 59

Q: Solve -468*c + 463*c - 20 = 0 for c.

A: -4

Q: Solve -1734*u + 1779*u = 90 for u.

A:
2