Question: What is the solution?

Solve -291*v - 306*v + 586*v = 220 for v.

Answer: -20

Question: What is the solution?

Solve -108*y - 2748330 = -2748222 for y.

Answer: -1

Question: What is the solution?

Solve 0 = 11*b - 14*b + 12 for b.

Answer: 4

Question: What is the solution?

Solve -415*y - 34 = -398*y for y.

Answer:
-2