Question: What is the solution?

Solve -183*d - 48*d + 3*d - 1824 = 0 for d.

Answer: -8

Question: What is the solution?

Solve 0 = 2*i - 36*i + 11*i - 943 for i.

Answer: -41

Question: What is the solution?

Solve -1200*c - 737*c - 51*c - 159705 = -233*c for c.

Answer: -91

Question: What is the solution?

Solve 75 = -5*j + 70 for j.

Answer:
-1