Q: What is the solution?
Solve 89*m - 1388 = -854 for m.

A: 6

Q: What is the solution?
Solve -9*d - 16 = -13*d for d.

A: 4

Q: What is the solution?
Solve 55*p + 622 + 642 = -1067*p - 2102 for p.

A:
-3