Q: What is the solution?
Solve -8 = 158*o - 160*o for o.

A: 4

Q: What is the solution?
Solve 0 = -8*l - 8*l + 5*l for l.

A: 0

Q: What is the solution?
Solve 654*a = 658*a + 4 for a.

A:
-1