Q: Solve 384846 = -67280*r + 78942*r for r.

A: 33

Q: Solve 0 = -226*n + 10087*n + 12397*n + 2003220 for n.

A: -90

Q: Solve 0 = -125*y + 9779 - 9654 for y.

A: 1

Q: Solve 155*g + 407*g + 86*g + 11421 = -621*g for g.

A:
-9