Q: Solve:
Solve -682 = -2013730*x + 2013761*x for x.

A: -22

Q: Solve:
Solve 1037*a = -20634 + 41315 + 23910 for a.

A: 43

Q: Solve:
Solve 7*a = 4 + 31 for a.

A:
5