Q: Solve:
Solve 1221*l = 526*l - 1830*l + 30300 for l.

A: 12

Q: Solve:
Solve 121*h - 209*h + 633 = 1420 + 2645 for h.

A: -39

Q: Solve:
Solve 0*d - 16*d = 6*d - 132 for d.

A:
6