Q: Solve 42 = -37486*k + 37472*k for k.

A: -3

Q: Solve -207*q + 476*q - 2180 = -276*q for q.

A: 4

Q: Solve 16*o - 822 + 918 = 0 for o.

A: -6

Q: Solve -13443 = -148*x - 163*x - 17640 - 18506 for x.

A:
-73