Q: What is the solution?
Solve 0*l = -22*l - 44 for l.

A: -2

Q: What is the solution?
Solve 43 + 172 = -212*x - 95*x + 92*x for x.

A: -1

Q: What is the solution?
Solve 0 = -70*r - 1590 + 960 for r.

A:
-9