Q: What is the solution?
Solve -433*r + 5362 = 3*r - 5583 + 3533 for r.

A: 17

Q: What is the solution?
Solve -45*d = -27106 + 28051 for d.

A: -21

Q: What is the solution?
Solve 16*y + 91 = -117 for y.

A:
-13