Question: What is the solution?

Solve -14432 = -1466*r - 51831 - 53493 for r.

Answer: -62

Question: What is the solution?

Solve 1329*p = -302 + 2960 for p.

Answer: 2

Question: What is the solution?

Solve -578*d + 1398*d = -1800*d for d.

Answer: 0

Question: What is the solution?

Solve -17*r + 15*r + 39*r = -46*r - 7221 for r.

Answer:
-87