Question: What is the solution?

Solve 310*m - 2136 - 1142 - 3971 = 10421 for m.

Answer: 57

Question: What is the solution?

Solve -2*n - 84 = 8*n - 16*n for n.

Answer: 14

Question: What is the solution?

Solve -468 = 768*b - 750*b for b.

Answer: -26

Question: What is the solution?

Solve 105 = 17*b - 2*b for b.

Answer:
7