Q: Solve:
Solve -124*d + 41*d - 747 = 0 for d.

A: -9

Q: Solve:
Solve 1505*v + 2096*v + 360100 = 0 for v.

A: -100

Q: Solve:
Solve 195*i - 193*i = 10 for i.

A:
5