Q: Solve 818*k - 800*k = 126 for k.

A: 7

Q: Solve 10*c + 87 - 47 = 0 for c.

A: -4

Q: Solve 120 + 267 = -387*q for q.

A: -1

Q: Solve 5879 = 701*c + 1248 - 1678 for c.

A:
9