Question: What is the solution?

Solve 1320 = 429*d - 6831 for d.

Answer: 19

Question: What is the solution?

Solve -108*v - 856 = 106*v for v.

Answer: -4

Question: What is the solution?

Solve 2*c = -10*c + 36 for c.

Answer: 3

Question: What is the solution?

Solve 3*g - 157 = -145 for g.

Answer:
4