Question: What is the solution?

Solve -1069*h - 2970*h - 32679 - 31945 = 0 for h.

Answer: -16

Question: What is the solution?

Solve -22555 = -65*r - 22295 for r.

Answer: 4

Question: What is the solution?

Solve -7242*z = -7248*z + 60 for z.

Answer: 10

Question: What is the solution?

Solve -109*j = -113*j for j.

Answer:
0