Question: What is the solution?

Solve -11*r = -6*r - 20 for r.

Answer: 4

Question: What is the solution?

Solve 3*q + 15 = -0*q for q.

Answer: -5

Question: What is the solution?

Solve -61322 = 215*p - 45842 for p.

Answer: -72

Question: What is the solution?

Solve -132 - 270 = 201*m for m.

Answer:
-2