Q: Solve -v - 2 + 6 = 0 for v.

A: 4

Q: Solve -160*x = 368656 - 371696 for x.

A: 19

Q: Solve -238 + 1902 = -416*v for v.

A: -4

Q: Solve 12*k + 647 - 815 = -30*k for k.

A:
4