Q: Solve -266 = 5*v + 22*v + 463 for v.

A: -27

Q: Solve 42 = -82*r + 103*r for r.

A: 2

Q: Solve -26322 = -933*q + 22662 + 10728 for q.

A: 64

Q: Solve 83 = 186*u + 641 for u.

A:
-3