Q: Solve -24*q = 30 - 6 for q.

A: -1

Q: Solve 1541 = -39*z - 1989*z + 40073 for z.

A: 19

Q: Solve 56 = 11*r + 122 for r.

A: -6

Q: Solve -12*x - 13 + 1 = 0 for x.

A:
-1