Question: What is the solution?

Solve -2480*j - 5428*j = -2097*j + 168519 for j.

Answer: -29

Question: What is the solution?

Solve -2886886 = 169*x - 2879788 for x.

Answer: -42

Question: What is the solution?

Solve -300*y + 832 = 8575 - 843 for y.

Answer: -23

Question: What is the solution?

Solve -77*o = -81*o - 16 for o.

Answer:
-4