Q: Solve -24966 = -1291*r - 79188 for r.

A: -42

Q: Solve 3452 + 1402 = 667*r - 7152 for r.

A: 18

Q: Solve -202965 - 286518 - 11115 = -207*v - 7739*v for v.

A: 63

Q: Solve -13*i + 44622 - 44882 = 0 for i.

A:
-20