Question: What is the solution?

Solve -3*s - 17 + 23 = 0 for s.

Answer: 2

Question: What is the solution?

Solve 528*k + 530*k - 1619*k = -541*k - 1240 for k.

Answer: 62

Question: What is the solution?

Solve 1988 = -173*i + 1296 for i.

Answer: -4

Question: What is the solution?

Solve -1459*j + 442*j - 2772 = -440*j - 478*j for j.

Answer:
-28