Question: What is the solution?

Solve 1785*f = 1752*f - 231 for f.

Answer: -7

Question: What is the solution?

Solve 5*b - 3 = 2 for b.

Answer: 1

Question: What is the solution?

Solve -10*p = 3*p - 91 for p.

Answer: 7

Question: What is the solution?

Solve -27 = 9*p - 27 for p.

Answer:
0