Q: Solve:
Solve 1862*k + 3174 = 2000*k for k.

A: 23

Q: Solve:
Solve 0 = -16*a + 6996 - 7188 for a.

A: -12

Q: Solve:
Solve 0 = 459*c - 158*c - 167*c - 154*c + 2520 for c.

A:
126