Question: What is the solution?

Solve 89*m + 110*m = -210*m + 4499 for m.

Answer: 11

Question: What is the solution?

Solve -1020 = -37*p + 440 + 427 for p.

Answer: 51

Question: What is the solution?

Solve -328 + 84 = -49*d + 50 for d.

Answer: 6

Question: What is the solution?

Solve -73*v + 15*v - 140 = 266 for v.

Answer:
-7