Question: What is the solution?

Solve 105*i - 76*i - 6399 = -208*i for i.

Answer: 27

Question: What is the solution?

Solve 0 = -203*k + 223*k + 40 for k.

Answer: -2

Question: What is the solution?

Solve -614*y + 691*y = 231 for y.

Answer: 3

Question: What is the solution?

Solve 7712 = 144*p + 97*p for p.

Answer:
32