Q: What is the solution?
Solve -55*p - 20 = -51*p for p.

A: -5

Q: What is the solution?
Solve 51*b = -32*b - 47*b + 75*b + 2970 for b.

A: 54

Q: What is the solution?
Solve -30*x + 20*x = -50 for x.

A:
5