Q: What is the solution?
Solve 223*l = 225*l - 14 for l.

A: 7

Q: What is the solution?
Solve 0*s - 68*s + 3239 = 56*s - 729 for s.

A: 32

Q: What is the solution?
Solve -4*w = 10 + 2 for w.

A:
-3