Q: Solve -155*p - 6 - 1 + 7 = 0 for p.

A: 0

Q: Solve 930*q - 3302 = 8175 + 8053 for q.

A: 21

Q: Solve 161*s = -54*s - 215 for s.

A: -1

Q: Solve -1970 + 5506 = 221*x for x.

A:
16