Q: Solve 9*x + 0*x - 27 = 0 for x.

A: 3

Q: Solve -307*u - 210*u = -292 - 11082 for u.

A: 22

Q: Solve -36*c - 152 - 548 = -86*c for c.

A: 14

Q: Solve 111*o + 318*o + 15*o - 7104 = 0 for o.

A:
16